Guide to the insects of Connecticut - Wheeler, William Morton, 1865 -1937 (Printed for The State Geological and Natural History Survey, 1923)

Guide to the spring flowers of Minnesota, field and garden - Clements, Frederic E. (Frederic Edward), 1874 -1945 (University of Minnesota, 1913)

Guide to the trees and shrubs of Minnesota - Clements, Frederic E. (Frederic Edward), 1874 -1945 (University of Minnesota, 1910)

Guidebook for the identification of woods used for ties and timbers - Forest Products Laboratory (U.S.) (Govt. print. off, 1917)

Guidebook for the identification of woods used for ties and timbers - Forest Products Laboratory (U.S.) (U.S. Govt.Print.Off, 1917)

Gutheil Park Nurseries [catalog] : 1913 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gutheil Park Nurseries, 1913)

Gypsy moth management in the United States : a cooperative approach : final environmental impact statement - United States. Animal; Plant Health Inspection Service. (U.S. Dept. of Agriculture, Forest Service, Northeastern Area State and Private Forestry, 1995)

Haliburton flora : an annotated list of the vascular plants of the County of Haliburton, Ontario - Royal Ontario Museum. (Royal Ontario Museum, 1991)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1853)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1863)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1866)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1867)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1878)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1880)

Hamburger Garten- und Blumenzeitung (R. Kittler, 1886)

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

The handbook for practical farmers, dealing with the more important aspects of farming in the United States - Findlay, Hugh, 1879 -1950 (D. Appleton and company, 1920)

Handbook of Nebraska trees : a guide to the native and most important introduced species - Pool, Raymond J. (Raymond John), 1882 -1967 (University of Nebraska, 1919)

Handbook of the trees of New England, with ranges throughout the United States and Canada - Brooks, Henry, 1857 - (Ginn, 1901)

Handbook of the trees of New England, with ranges throughout the United States and Canada - Bigelow, Elizabeth Gleason. (Ginn, 1901)

Handbook of trees, shrubs, vines, ornamental plants and fruits : for lawns, parks, gardens, streets and country estates - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Nursery Company, 1910)

Handbook of trees, shrubs vines, ornamental plants and fruits for lawns, parks, gardens, streets and country estates - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Nursery Company, 1913)

Handbook of trees, shrubs vines, ornamental plants and fruits for lawns, parks, gardens, streets and country estates - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (American Nursery Company, 1915)

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

Handbuch der Laubholzkunde : Beschreibung der in Deutschland heimischen und im Freien kultivierten Bäume und Sträucher. Für Botaniker, Gärtner und Forstleute - Dippel, Leopold, 1827 -1914 (P. Parey, 1889)

Handbuch der Laubholzkunde. Beschreibung der in Deutschland heimischen und im Freien kultivierten Bäume und Sträucher - Dippel, Leopold, 1827 -1914 (P. Parey, 1889)

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1913)

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1932)

Handbuch der Pflanzenkrankheiten - Sorauer, Paul, 1839 -1916 (P. Parey, 1921)

Handbuch der Pflanzenkrankheiten - Lindau, Gustav, 1866 -1923 (P. Parey, 1908)

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)

Handwörterbuch der Pharmakognosie des Pflanzenreichs - Wittstein, Georg Christian, 1810 -1887 (E. Trewendt, 1882)

The Harbinger - Illinois Native Plant Society. (Illinois Native Plant Society, 2010)

Hardwood record (Hardwood Co, 1908)

Hardwood record (Hardwood Co, 1912)

Hardwood record (Hardwood Co, 1914)

Hardy flowering perennials, roses, shade and flowering trees, shrubs, hedge plants, vines, evergreens, fruit trees, and small fruits : 1928 price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bristol Nurseries, Inc, 1928)

Hardy flowering perennials, roses, shade and flowering trees, shrubs, hedge plants, vines, evergreens, fruit trees, and small fruits : price list, 1930 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bristol Nurseries, Inc, 1930)

Hardy fruits and ornamentals - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Coe, Converse & Edwards Co, 1937)

Hardy native plants, evergreens and shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1934)

Hardy native plants, evergreens and shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1935)

Hardy native plants, evergreens and shrubs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Company, 1932)

Hardy native plants, evergreens and shrubs, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (L.E. Williams Nursery Co, 1932)

Hardy native plants, evergreens and shrubs, 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Charles H. Williams Nurseries, 1939)

Hardy ornamental plants for the south : trees, deciduous shrubs, broad-leaved evergreens, coniferous evergreens, vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ashford Park Nurseries, 1922)

Hardy ornamental plants for the south : trees, deciduous shrubs, broad-leaved evergreens, coniferous evergreens, vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ashford Park Nurseries, 1925)

Hardy ornamental plants for the south : trees, deciduous shrubs, broad-leaved evergreens, coniferous evergreens, vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ashford Park Nurseries, 1923)

Hardy ornamental plants for the south : trees, deciduous shrubs, broad-leaved evergreens, coniferous evergreens, vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Ashford Park Nurseries, 1924)

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

Hardy ornamentals trees plants bulbs shrubs ferns vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (F.H. Horsford, 1900)

Hardy plant and service book - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Outdoor Arts Company, Incorporated, 1928)

Hardy plant materials [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.V. Lawrence, 1929)

Hardy plant materials : fall 1934 prices - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Coryell Nursery, 1934)

Hardy plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Stabler Nursery, 1930)

Hardy plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Fairfax Farms Nursery, 1926)

Hardy plants and trees for garden and orchard : reference guide and catalog, what and where to plant - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward Lehde Nurseries, 1937)

Hardy plants for Canadian homes, 1945 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (McConnell Nursery Co, 1945)

Hardy plants for the home garden, 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.A. Toole, 1940)

Hardy plants : price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jones Ornamental Nursery, 1949)

Hardy plants : price list, 1946 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jones Ornamental Nursery, 1946)

Hardy plants : price list, 1946-47 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jones Ornamental Nursery, 1946)

Hardy plants : price list, 1947-48 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jones Ornamental Nursery, 1947)

Hardy plants : price list, fall '48-spring '49 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Jones Ornamental Nursery, 1948)

Hardy trees, plants, shrubs and roses [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Willis Nurseries, 1927)

Hardy trees, plants, shrubs and roses [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (National Nurseries, 1927)

Hardy trees, shrubs and evergreens, 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Swan River Nursery, 1928)

Hardy trees, shrubs, evergreens, plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Gramatan Gardens of Clark the Florist, 1923)

Hardy trees, shrubs, plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Daybreak Nurseries, 1936)

Hardy trees, shrubs, plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Louis A. Byrne Nurseries, Inc, 1936)

Hardy trees, shrubs, plants and bulbs : fall-spring 1946-1947 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1946)

Hardy trees, shrubs, plants and bulbs : fall-spring 1947-1948 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1947)

Hardy trees, shrubs, plants and bulbs : spring 1949 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1949)

Hardy woody plants in the New York Botanical Garden - New York Botanical Garden (New York Botanical Garden, 1920)

[Harlan P. Kelsey (Firm) materials] - Harlan P. Kelsey (Firm) (1885)

Harman's general catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (M.H. Harman Company, 1915)

Harmful non-indigenous species in the U.S. : hearings before the Committee on Governmental Affairs, United States Senate, One Hundred Third Congress, second session, March 11 and 15, 1994 - United States. Congress. Senate. Committee on Governmental Affairs. (U.S. G.P.O, 1994)

Harrisons' annual nursery book : largest growers of fruit trees in the world - Harrison's Nurseries (Berlin, Md.) (Harrison's, 1934)

Harrisons' nurseries - Harrison's Nurseries (Berlin, Md.) (J. G. Harrison & Sons, 1928)

Harrisons' nurseries - Harrison's Nurseries (Berlin, Md.) (Harrison's, 1918)

Harrisons' nurseries - Harrison's Nurseries (Berlin, Md.) (Harrison's, 1917)

Harrisons' nurseries 1923 and 1924 : largest growers of fruit trees in the world - Harrison's Nurseries (Berlin, Md.) (J. G. Harrison & Sons, 1924)

Harrisons' Nurseries [catalog and price list] - Harrison's Nurseries (Berlin, Md.) (Harrisons' Nurseries, 1929)

Harrisons' Nurseries : fruit and ornamental nursery stock - Harrison's Nurseries (Berlin, Md.) (Harrisons' Nurseries, 1916)

Harrisons' nurseries, inc. : nurserymen - orchardists - Harrison's Nurseries (Berlin, Md.) (J. G. Harrison & Sons, 1931)

Harrisons' nurseries : largest growers of fruit trees in the world - Harrison's Nurseries (Berlin, Md.) (J. G. Harrison & Sons, 1925)

Harrisons' nurseries : nurserymen and orchardists - Harrison's Nurseries (Berlin, Md.) (J. G. Harrison & Sons, 1919)

Harrisons' nurseries : nurserymen - orchardists - Harrison's Nurseries (Berlin, Md.) (J. G. Harrison & Sons, 1920)

Harrisons' nurseries : nurserymen - orchardists - Harrison's Nurseries (Berlin, Md.) (J. G. Harrison & Sons)

Harrisons' nurseries : "nurserymen - orchardists" - Harrison's Nurseries (Berlin, Md.) (J. G. Harrison & Sons, 1921)

Harrisons' nurseries : nurserymen - orchardists - Harrison's Nurseries (Berlin, Md.) (J. G. Harrison & Sons, 1921)

Harrisons' nurseries : nurserymen - orchardists - Harrison's Nurseries (Berlin, Md.) (J. G. Harrison & Sons, 1926)

Harrisons' nursery book 1932 : true to name quality nursery products - Harrison's Nurseries (Berlin, Md.) (Harrison's, 1932)

Harrisons' nursery book for fall & winter 1932 : quality stock and true to name - Harrison's Nurseries (Berlin, Md.) (Harrison's, 1932)

Harrisons' planters guide : spring 1935 - Harrison's Nurseries (Berlin, Md.) (Harrison's, 1935)

Harrisons' planting guide 1933 : plant fruit for profit - Harrison's Nurseries (Berlin, Md.) (Harrison's, 1933)

Harrisons' planting guide 1936 : superior fruits and ornamentals - Harrison's Nurseries (Berlin, Md.) (Harrison's, 1936)

Hastings' nursery annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1928)

Hastings' nursery annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1937)

Hastings' nursery annual : winter 1930-1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1929)

Hastings' nursery annual : winter 1932-1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1932)

Hastings' nursery annual : winter 1933-1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1933)

Hastings' nursery annual : winter 1943-44 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1943)

Hastings' nursery annual : winter 1943-44 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1947)

Hastings' nursery annual : winter 1943-44 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1948)

Hastings' nursery annual : winter 1949-50 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1949)

Hastings' seeds bulbs nursery stock : spring 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1951)

Hastings' seeds bulbs nursery stock : spring 1952 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1953)

Hastings' seeds bulbs plants supplies : fall 1935 1936 winter - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1935)

Hastings' seeds : fall 1936 92nd catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1936)

Hazard-rating systems in forest insect pest management : symposium proceedings, Athens, Georgia, July 31-August 1, 1980 - United States. Forest Service. (U.S. Dept of Agriculture, Forest Service, [1981], 1981)

Hedge Lawn Nurseries [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hedge Lawn Nurseries, 1931)

Hedge Lawn Nurseries, Incorporated, Roanoke, Virginia - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hedge Lawn Nurseries, 1934)

Hedge Lawn Nurseries, Roanoke, Virginia : [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hedge Lawn Nurseries, 1926)

Hedge Lawn Nursery, Roanoke, Virginia [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hedge Lawn Nursery, 1928)

Hedge Lawn Nursery, Roanoke, Virginia [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hedge Lawn Nursery, 1927)

Hedge Lawn's garden guide [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hedge Lawn Nurseries, 1927)

Hedwigia (Verlag und Druck von C. Heinrich, 1908)

Hemipterologische Studien - Mayr, Gustav L. 1830 -1908 ([s.n.], 1864)

Heteroptera, or true bugs of eastern North America, with especial reference to the faunas of Indiana and Florida - Blatchley, W. S. (Willis Stanley), 1859 -1940 (The Nature publishing company, 1926)

High grade nursery products - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pontiac Nurseries, 1947)

The higher Fungi of the Chicago region ... - Moffatt, Will Sayer, 1847 - (The Academy, 1909)

The higher fungi of the Chicago region - Moffatt, Will Sayer, 1847 - (Chicago Academy of Sciences, 1909)

Hillenmeyer Nurseries. Catalogue no. 93, autumn 1934 spring 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hillenmeyer Nurseries, 1934)

Hillenmeyer Nurseries. Number 90 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hillenmeyer Nurseries, 1931)

Hillenmeyer Nurseries fall 1932 - spring 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.F. Hillenmeyer & Sons, 1932)

Hillenmeyer Nurseries fall 1933 - spring 1934, our 92nd year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.F. Hillenmeyer & Sons, 1933)

HIllsdale Landscape Company. Catalogue no. 2 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hillsdale Landscape Company, 1935)

Hinsdale Nurseries, Inc., 1940-41 : propagators and growers of specimen shade, fruit & ornamental trees, evergreens, shrubs, lilacs, roses, peonies, vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hinsdale Nurseries, Inc, 1940)

Hinsdale Nurseries, Inc., 1942 – 1943, complete nursery & landscape service : propagators and growers of specimen shade, fruit and ornamental trees, evergreens, shrubs, lilacs, roses, peonies and vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hinsdale Nurseries, Inc, 1942)

Hinsdale Nurseries, Inc., successor to Littleford Landscape Nurseries : 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hinsdale Nurseries, Inc, 1937)

Hinsdale Nurseries, Inc., successor to Littleford Landscape Nurseries : 1939 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hinsdale Nurseries, Inc, 1939)

Histoire des arbres et arbrisseaux qui peuvent être cultivés en pleine terre sur le sol de la France - Desfontaines, René Louiche, 1750 -1833 (J. A. Brosson, 1809)

Histoire des arbres forestiers de l'Amérique septentrionale considérés principalement sous les rapports de leur usage dans les arts et de leur introduction dans le commerce ainsi que d'après les avantages qu'ils peuvent offrir aux gouvernemens en Europe et aux personnes qui veulent former de grandes plantations - Michaux, François-André, 1770 -1855 (De l'imprimerie de L. Haussmann, 1813)

Histoire des arbres forestiers de l'Amérique septentrionale, considérés principalement sous les rapports de leur usages dans les arts et de leur introduction dans le commerce ... - Michaux, François-André, 1770 -1855 (L. Haussmann, 1812)

Histoire des arbres forestiers de l'Amérique septentrionale, considérés principalement sous les rapports de leur usages dans les arts et de leur introduction dans le commerce ... - Michaux, François-André, 1770 -1855 (L. Haussmann, 1813)

Histoire des arbres forestiers de l'Amérique septentrionale, : considérés principalement sous les rapports de leur usage dans les arts et de leur introduction dans le commerce, ainsi que d'après les avantages qu'ils peuvent offrir aux gouvernemens en Europe et aux personnes qui veulent former de grandes plantations - Michaux, François-André, 1770 -1855 (De l'Imprimerie de L. Haussmann et d'Hautel, 1810)