Greenbrier Farms, inc., Norfolk, Virginia - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Greenbrier Nurseries, 1951)

Ground cover plants : rock-garden plants and herbaceous, perennials, trees, shrubs and evergreens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hugh B. Barclay, 1945)

Groups of plants valuable for wildlife utilization and erosion control - McAtee, W. L. (Waldo Lee) 1883 -1962 (U.S. Dept. of Agriculture, 1936)

Growers of fine perennial plants : fall catalog-1955, wholesale only : our 35th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Joseph F. Martin Co, 1955)

Growers of fine perennial plants : fall,1956, our 36th year, wholesale only - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Joseph F. Martin Co, 1956)

Growers of fine perennial plants : wholesale only : fall,1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Joseph F. Martin Co, 1957)

Growers of fine perennial plants : wholesale only : our 36th year : spring, 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Joseph F. Martin Co, 1956)

Growers of fine perennial plants : wholesale only : spring, 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Joseph F. Martin Co, 1957)

Growing native plants of western Canada : common grasses & wildflowers - Alberta. Alberta Agriculture, Food,; Rural Development. (Alberta Agriculture, Food and Rural Development, 1999)

A guide to the poisonous plants and weed seeds of Canada and the northern United States - Sifton, Harold Boyd (University of Toronto Press, 1922)

Guldemond's fresh seeds, 1951 : nursery - seeds and supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Guldemond's, 1951)

Guldemond's fresh seeds, 1952 : bulbs, seeds, plants, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Guldemond's, 1952)

Guldemond's fresh seeds, 1953 : bulbs, seeds, plants, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Guldemond's, 1953)

Guldemond's fresh seeds, 1954 : bulbs, seeds, plants, insecticides, hardware, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Guldemond's, 1954)

Guldemond's fresh seeds, 1955 : bulbs, seeds, plants, insecticides, hardware, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Guldemond's, 1955)

Guldemond's fresh seeds, 1956 : bulbs, seeds, plants, insecticides, hardware, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Guldemond's, 1956)

Guldemond's fresh seeds, 1957 : bulbs, seeds, plants, insecticides, hardware, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Guldemond's, 1957)

Guldemond's fresh seeds, 1958 : bulbs, seeds, plants, insecticides, hardware, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Guldemond's, 1958)

Guldemond's fresh seeds, 1959 : bulbs, seeds, plants, insecticides, hardware, supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Guldemond's, 1959)

Guldemond's fresh seeds : everything connected with horticulture - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Guldemond's, 1950)

Gurney 1957 fall catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gurney Seed & Nursery Co, 1957)

Gurney fall catalog for 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gurney Seed and Nursery Co, 1955)

Gurney's 1947 seed & nursery book and spring catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (House of Gurney, Inc, 1947)

Gurney's 1959 fall sale : our 93rd year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gurney Seed & Nursery Co, 1959)

Gurney's catalog for fall of 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gurney Seed and Nursery Co, 1951)

Gurney's catalog for fall of 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gurney Seed and Nursery Co, 1952)

Gurney's catalog for fall of 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gurney Seed and Nursery Co, 1953)

Gurney's catalog for spring 1951 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gurney Seed & Nursery Co, 1951)

Gurney's catalog for spring 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gurney Seed & Nursery Co, 1952)

Gurney's catalog for spring 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gurney Seed & Nursery Co, 1953)

Gurney's fall catalog for 1954 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gurney Seed and Nursery Co, 1954)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1895)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1908)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1888)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1894)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1897)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1898)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1904)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1909)

[H. Cannell & Sons materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (H. Cannell & Sons, 1912)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds, cut flowers : spring and fall 1956, 41st year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1956)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1955, 40th year : for the rockery, home grounds, cut flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1955)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1944, 29th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1944)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1948, 33rd year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1948)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1952, 37th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1952)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1947, 32nd year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1947)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1949, 34th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1949)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1946, 31st year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1946)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1950, 35th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1950)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1951, 36th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1951)

Hallauer's hardy herbaceous and alpine plants, dwarf shrubs and bulbs for the rockery, home grounds or cut flowers : spring and fall 1942, 27th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (N.A. Hallauer, 1942)

Hand-book of trees and hardy plants : spring 1910 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1910)

Hand-list of herbaceous plants cultivated in the Royal Botanic Gardens (Printed for H. M. Stationery Off. by Darling, 1902)

Hand-list of trees and shrubs, excluding Coniferae, grown in Arboretum - Royal Botanic Gardens, Kew. (Printed for H.M. Stationery Off., by Darling, 1902)

Handbook of flower pollination : based upon Hermann Müller's work ʻThe fertilisation of flowers by insectsʼ - Knuth, Paul, 1854 -1899 (Clarendon Press, 1906)

Handbook of flower pollination based upon Hermann Müller's work 'The fertilisation of flowers by insects' - Knuth, Paul, 1854 -1899 (Clarendon Press, 1906)

Handbook of flower pollination based upon Hermann Müller's work The fertilisation of flowers by insects - Knuth, Paul, 1854 -1899 (Clarendon press, 1908)

Handbook of flower pollination based upon Hermann Müller's work The fertilisation of flowers by insects - Knuth, Paul, 1854 -1899 (Clarendon press, 1909)

Handbook of hardy herbaceous and alpine flowers - Sutherland, William. (Blackwood, 1871)

Handbook of hardy trees, shrubs, and herbaceous plants ... Based on the French work of Messrs. Decaisne and Naudin ...entitled 'Manuel de l'amateur des jardins,' and including the original woodcuts by Riocreux and Leblanc - Decaisne, Joseph, 1807 -1882 (Estes & Lauriat, 1873)

Handbook of hardy trees, shrubs, and herbaceous plants. Based on the French work of Messrs. Decaisne and Naudin entitled 'Manuel de l'amateur des jardins,' and including the original woodcuts by Riocreux and Leblanc - Decaisne, Joseph, 1807 -1882 (Estes & Lauriat, 1873)

Handbook of hardy trees, shrubs, and herbaceous plants : containing descriptions, native countries, etc. of a selection of the best species in cultivation, together with cultural details, comparative hardiness, suitability for different situations, etc. : based on the French work of Messrs. Decaisne and Naudin entitled 'Manuel de l'amateur des jardins, ' and including the original woodcuts by Riocreux and Leblanc - Decaisne, Joseph, 1807 -1882 (Longmans, Green, 1873)

Handbook of ornamental trees, shrubs, hardy perennials, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr & Co, 1917)

Handbook of ornamental trees, shrubs, hardy perennials, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (B.F. Barr & Co, 1916)

The handbook to the flower garden and greenhouse - Glenny, George, 1793 -1874 (W. Kent, 1859)

Handbuch der Blütenbiologie, unter Zugrundelegung von Herman Müllers Werk: "Die Befruchtung der Blumen durch Insekten." - Knuth, Paul, 1854 -1899 (W. Engelmann, 1898)

Handbuch der palaeontologie - Schimper, Wilhelm-Philippe, 1808 -1880 (R. Oldenbourg, 1890)

Handbuch der praktischen Botanik : enthaltend die Geschichte, Beschreibung und Anwendung sämmtlicher in Deutschland wildwachsenden und in den Gärten und Gewächshäusern cultivierten Pflanzen - Voigt, F. S. (Friedrich Siegmund), 1781 -1850 (F. Mauke, 1850)

Handbuch für botanische Bestimmungsübungen - Niedenzu, Franz, 1857 -1937 (Engelmann, 1895)

Hard times price list for 1921 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Botanical Nursery Co, 1921)

Hard times special bargain offers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.K. Alexander, 1932)

Hardy American ornamental plants - Gardens of the Blue Ridge (Nursery) (The Gardens)

Hardy American ornamental plants for immediate effects - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1934)

Hardy American ornamental plants for immediate effects : fall 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1935)

Hardy American ornamental plants for immediate effects : spring 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1935)

Hardy American plants and Carolina mountain wildings - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1940)

Hardy American plants and Carolina mountain wildings, cinnamon fern, natural planting - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1941)

Hardy American plants and Carolina mountain wildings : limited 60-day offer, free delivery : time limit, March 20, 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1942)

Hardy American plants and Carolina mountain wildings : limited 90-day offer, free delivery : time limit, August 31, 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1942)

Hardy American plants : special offering, summer 1944 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1944)

Hardy American plants : the largest nursery-grown stock of native plants in America - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harlan P. Kelsey, 1898)

Hardy cacti, Colorado shrubs and plants : wholesale catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (D.M. Andrews, 1901)

Hardy cacti, rock garden plants, perennials, 1947-48 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Franklin Gardens, 1947)

Hardy deciduous trees and shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gardens of the Blue Ridge, 1937)

Hardy ferns and flowers, and roses : over 60 kinds of lilies, bog plants and orchids in great variety, hardy ornamentals, native shrubs, etc - Gillett, Edward (Firm) (Edward Gillett, 1903)

Hardy ferns and flowers, and roses : over 60 kinds of lilies, bog plants and orchids in great variety, hardy ornamentals, native shrubs, etc - Gillett, Edward (Firm) (Edward Gillett, 1904)

Hardy ferns and flowers, and roses : over 60 kinds of lilies, bog plants and orchids in great variety, hardy ornamentals, native shrubs, etc - Gillett, Edward (Firm) (Edward Gillett, 1908)

Hardy ferns and flowers, and roses : over 60 kinds of lilies, bog plants and orchids in great variety, hardy ornamentals, native shrubs, etc - Gillett, Edward (Firm) (Edward Gillett, 1910)

Hardy ferns and flowers, and roses : over 60 kinds of lilies, bog plants and orchids in great variety, hardy ornamentals, native shrubs, etc - Gillett, Edward (Firm) (Edward Gillett, 1912)

Hardy ferns and flowers, and roses : over 60 kinds of lilies, bog plants and orchids in great variety, hardy ornamentals, native shrubs, etc - Gillett, Edward (Firm) (Edward Gillett, 1915)

Hardy ferns and flowers, and roses : over 60 kinds of lilies, bog plants and orchids in great variety, hardy ornamentals, native shrubs, etc - Gillett, Edward (Firm) (Edward Gillett, 1920)

Hardy ferns and flowers, roses, over 60 kinds of lilies : bog plants and orchids in great variety, hardy ornamentals, native shrubs, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Southwick Nurseries, 1982)

Hardy ferns and flowers, shrubs, roses, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward Gillett, 1898)

Hardy ferns and flowers, shrubs, roses, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward Gillett, 1899)

Hardy ferns and flowers : Southwick Nurseries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward Gillett, 1904)

Hardy field grown plants : fall 1942 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Superior View Farm, 1942)

Hardy field grown plants : fall 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Superior View Farm, 1943)

The hardy flower book - Harvey, Frederick W., (Offices of Country life, ltd. [etc.], 1914)

Hardy garden favorites [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Van Laar & Company, 1927)

Hardy garden favorites [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Van Laar & Company, 1926)

Hardy garden flowers - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Knickerbocker Nurseries, 1916)

Hardy herbaceous & Alpine plants : Spring 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1927)

Hardy herbaceous & Alpine plants : spring 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1928)

Hardy herbaceous & Alpine plants : wholesale catalog, Autumn 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1927)

Hardy herbaceous & Alpine plants : wholesale catalog, Spring 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1927)

Hardy herbaceous & Alpine plants : wholesale catalog, Spring 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens Co, 1928)

Hardy herbaceous and Alpine plants : Autumn 1925 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1925)

Hardy herbaceous and Alpine plants : Autumn 1926 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1926)

Hardy herbaceous and Alpine plants : Spring 1926 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1926)

Hardy herbaceous and alpine plants : spring 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1931)

Hardy herbaceous and Alpine plants : wholesale catalog, Autumn 1925 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1925)

Hardy herbaceous and Alpine plants : wholesale catalog, Autumn 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1926)

Hardy herbaceous and Alpine plants : wholesale catalog, Spring 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1926)

Hardy herbaceous and alpine plants : wholesale catalog, spring 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wayside Gardens, 1931)

Hardy herbaceous or perennial plants for gardens, borders, cut flowers and rockeries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ridgeville Nurseries, Inc, 1933)

Hardy herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1929)

Hardy herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1931)

Hardy herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1932)

Hardy herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Firm, 1926)

Hardy herbaceous plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1930)

Hardy herbaceous plants and ornamental grasses - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink and Atkins, 1903)

Hardy herbaceous plants : wholesale catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Bulb Co, 1934)

Hardy herbaceous, rock garden, native plants and rare shrubs, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Nik-Nar Nursery, 1934)

Hardy native and imported alpines and perennials : retail catalog 1934-1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Borsch & Son, Inc, 1934)

Hardy native and imported alpines and perennials : retail catalog 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. Borsch & Son, Inc, 1936)

Hardy ornamental flowering trees and shrubs - Webster, A. D. (Angus Duncan), 1855 -1931 (Smith, Elder, 1908)

Hardy ornamental trees and shrubs - James Veitch & Sons. (James Veitch & Sons, Ltd, 1911)

Hardy ornamentals : trees, plants bulbs ferns shrubs, vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1899)

Hardy perennial plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Joseph F. Martin Co., Inc, 1959)

Hardy perennial plants [price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Upper Bank Nurseries, 1927)

Hardy perennial plants, season 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Perennial Gardens, 1953)

Hardy perennial plants : season 1954 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Perennial Gardens, 1954)

Hardy perennial plants : season 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Perennial Gardens, 1955)

Hardy perennial plants : season 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Perennial Gardens, 1956)

Hardy perennial plants : season 1959 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Perennial Gardens, 1959)

Hardy perennial plants wholesale only for fall 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Joseph F. Martin Company, 1940)

Hardy perennial plants, wholesale only for spring 1943 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Joseph F. Martin Co, 1943)

Hardy perennials - Macself, A. J. (Albert James), 1878 -1952 (Charles Scribner's Sons, 1922)

Hardy perennials and rock-garden plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pitzonka's Pansy Farm, 1941)

Hardy perennials and rock-garden plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pitzonka's Pansy Farm, 1942)

Hardy perennials and rock plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Upper Bank Nurseries, 1930)

Hardy perennials and rock plants : 1939 planting guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hereford's Gardens, 1939)

Hardy perennials and rock plants : [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Upper Bank Nurseries, 1928)

Hardy perennials and rock plants : wholesale catalogue, spring and fall 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hammonton Flower Gardens, 1933)

Hardy perennials and rock plants : wholesale catalogue, spring and fall 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hammonton Flower Gardens, 1936)

Hardy perennials : for fall or spring delivery - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Mount Arbor Nurseries, 1944)

Hardy perennials over 600 varieties and hardy boxwood : wholesale tradelist, fall 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weller Nurseries Company, Inc, 1957)

Hardy perennials over 600 varieties and hardy boxwood : wholesale tradelist, spring 1957 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weller Nurseries Company, Inc, 1957)

Hardy perennials over 600 varieties and hardy boxwood : wholesale tradelist, spring 1958 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weller Nurseries Company, Inc, 1958)

Hardy perennials over 600 varieties and hardy boxwood : wholesale tradelist, fall 1956 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weller Nurseries Company, Inc, 1956)

Hardy perennials over 600 varieties and hardy boxwood : wholesale tradelist, season 1955-56 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weller Nurseries Company, Inc, 1955)