Handbuch der Pflanzen-Pathologie und Pflanzen-Teratologie - Nees von Esenbeck, C. G. (Christian Gottfried), 1776 -1858 (1841)

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1909)

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

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

Handbuch der systematischen botanik, mit besonderer berücksichtigung der arzneipflanzen. Bd. 1 - Luerssen, Christian, 1843 -1916 (H. Haessel, 1879)

Handlexikon der Naturwissenschaften und Medizin - Bechhold, H. (Heinrich), 1866 -1937 (Bechhold, 1919)

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

Handwörterbuch der naturwissenschaften - Verworn, Max, 1863 -1921 (G. Fischer, 1912)

Hardwicke's science-gossip : an illustrated medium of interchange and gossip for students and lovers of nature - Cooke, M. C. (Mordecai Cubitt), 1825 -1914 (Robert Hardwicke, 1866)

Hardy plants for cottage gardens - Albee, Helen Rickey, 1864 -1939 (H. Holt and company, 1910)

Harmon's seeds : agricultural tools, implements, woodenware, dairy and poultry supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.T. Harmon & Co, 1901)

Harmsworth's Universal encyclopedia - Hammerton, John Alexander, Sir, 1871 -1949 (Educational Bk. Co, 1900)

Harnden Seed Co. 1886-1914, 28th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1914)

The Harnden Seed Co. : 1904 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1904)

Harnden Seed Co. : 1905 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1905)

Harnden Seed Co. : 1906 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1906)

Harris 25th annual 1933 garden book and seed catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harris Seed Company, Incorporated, 1933)

Hastings' Seeds : spring 1921. catalogue no. 61 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1926)

Hastings' Seeds : spring 1929 77th catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1927)

Hastings' Seeds : spring 1929 77th catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1929)

Hastings' Seeds : spring 1929 77th catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1930)

Hastings' Seeds : spring 1929 77th catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1931)

Hastings' seeds : spring 1933 85th catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1932)

Hastings' seeds : spring 1933 85th catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1934)

Hastings' seeds : spring 1933 85th catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1937)

Hastings' seeds : spring 1936 91st catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.G. Hastings Co, 1936)

Haupt, Preis liste der gangbarsten Gemüse, Gras, Blumen und landwirthschaftlichen Saaten : Herbst 1899, Frühjahr 1900 : No. 184, 30. Jahrgang - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Robra, 1899)

Hauptpreisverzeichnis, 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Pabst, 1929)

Hauptverzeichnis über Samen und Pflanzen - Haage & Schmidt. (Haage & Schmidt, 1913)

Hauptverzeichnis über Samen und Pflanzen - Haage & Schmidt. (Haage & Schmidt, 1914)

Hauptverzeichnis über Samen und Pflanzen - Haage & Schmidt. (Haage & Schmidt, 1915)

Hauptverzeichnis über Samen und Pflanzen - Haage & Schmidt. (Haage & Schmidt, 1921)

Hedwigia (Verlag und Druck von C. Heinrich, 1866)

Hedwigia (Verlag und Druck von C. Heinrich, 1896)

Hedwigia (Verlag und Druck von C. Heinrich, 1919)

Die Heimat - Verein Zur Pflege Der Natur- Und Landeskunde In Nordelbingen (Husum Druck- und Verlagsgesellschaft, 1894)

Die Heimat - Verein Zur Pflege Der Natur- Und Landeskunde In Nordelbingen (Husum Druck- und Verlagsgesellschaft, 1891)

Helios - Huth, Ernst, 1845 -1897 (R. Friedländer & Sohn, 1906)

Henderson's garden guide - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Peter Henderson & Co, 1913)

Henderson's garden guide for season 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henderson's Seed Store, 1922)

Henderson's garden guide : season 1920 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Henderson's Seed Store, 1920)

Henderson's Handbook of plants and general horticulture - Henderson, Peter, 1822 -1890 (P. Henderson & Co, 1890)

Henderson's Handbook of plants and general horticulture - Henderson, Peter, 1822 -1890 (P. Henderson & Co, 1910)

Henderson's Handbook of plants and general horticulture - Henderson, Peter, 1822 -1890 (P. Henderson & company, 1910)

Les herborisations parisiennes; recherche, étude pratique et détermination facile des plantes qui croissent dans les environs de Paris - Baillon, H. (Henri), 1827 -1895 (O. Doin, 1890)

Hesdörffers Monatshefte für Blumen und Gartenfreunde - Hesdörffer, Max, 1863 -1920 (R. Oppenheim (G. Schmidt), 1896)

High grade seeds, plants and bulbs : catalogue for 1921 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Huth Seed Company, 1921)

High grade seeds, plants and bulbs : catalogue for 1922 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Huth Seed Company, 1922)

High grade seeds, plants and bulbs : catalogue for 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Huth Seed Company, 1924)

Histoire des plantes - Baillon, H. (Henri), 1827 -1895 (Librairie Hachette, 1872)

Histoire naturelle des drogues simples : ou Cours d'histoire naturelle professé a l'École supérieure de pharmacie de Paris - Guibourt, N.-J.-B.-G. (Nicolas Jean Baptiste Gaston), 1790 -1867 (J.-B. Baillière et fils, 1876)

Histoire naturelle des végétaux. Phanérogames, Phanérogames - Spach, Edouard, 1801 -1879 (Librairie encyclopédique de Roret, 1839)

Histoire naturelle des végétaux. Phanérogames, Phanérogames - Spach, Edouard, 1801 -1879 (Librairie encyclopédique de Roret, 1848)

Historia fisica y politica de Chile segun documentos adquiridos en esta republica durante doce años de residencia en ella y publicada bajo los auspicios del supremo gobierno - Gay, Claudio, 1800 -1873 (En casa del autor, 1844)

Historia fisica y politica de Chile segun documentos adquiridos en esta republica durante doce anos de residencia en ella y publicada bajo los auspicios del supremo gobierno - Gay, Claudio, 1800 -1873 (En casa del autor, 1845)

Historia fisica y politica de Chile segun documentos adquiridos en esta republica durante doce anos de residencia en ella y publicada bajo los auspicios del supremo gobierno - Gay, Claudio, 1800 -1873 (En casa del autor, 1852)

The history of Barbados; comprising a geographical and statistical description of the island; a sketch of the historical events since the settlement; and an account of its geology and natural productions - Schomburgk, Robert H. (Robert Hermann), 1804 -1865 (Longman, Brown, Green and Longmans, 1848)

Hobbs-Parsons Co. seed store - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hobbs-Parsons Co, 1926)

Holmes' 1929 handbook of seeds, implements, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Holmes Seed Company, 1929)

Honey plants : 1952 : featuring unusual new plants : promising new forage crops, ornamentals for flower gardens and borders, honey plants for naturalizing, shrubs, new everflowering locust - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pellett Gardens, 1952)

Honey plants : 1953 : featuring unusual new plants : trees and shrubs, ornamentals for flower gardens and borders, honey plants for naturalizing, promising new forage crops - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pellett Gardens, 1953)

Honey plants and unusual perennials : 1954 catalogue : featuring unusual new plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pellett Gardens, 1954)

Honey plants for "59" : by Pellett Gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pellett Gardens, 1959)

Honey plants of California - Richter, M. C. (Max Clemens), 1884 - (Agricultural Experiment Station, 1911)

Honey plants : winter and spring 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Pellett Gardens, 1955)

Horticulteur belge, journal des jardiniers et amateurs (1833)

L'Horticulteur français de mil huit cent cinquante et un : journal des amateurs et des intérêts horticoles - Hérincq, F. (François), 1820 -1891 (Bureau du journal, 1872)

Horticultural register, and gardener's magazine - Breck, Joseph, 1794 -1873 (G. D. Barrett [etc.], 1835)

The Horticultural register, and general magazine - Paxton, Joseph, Sir, 1803 -1865 (Baldwin and Cradock, 1831)

The Horticultural register, and general magazine - Paxton, Joseph, Sir, 1803 -1865 (Baldwin and Cradock, 1832)

The Horticultural register, and general magazine - Paxton, Joseph, Sir, 1803 -1865 (Baldwin and Cradock, 1835)

Horticulture - Pennsylvania Horticultural Society. (Horticulture Pub. Co, 1906)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1853)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1854)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1860)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1862)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1863)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1872)

Host plants of leaf beetle species occurring in the United States and Canada : (Coleoptera: Megalopodidae, Orsodacnidae, Chrysomelidae, excluding Bruchinae) - Coleopterists Society. (Coleopterists Society, 2004)

House plants and how to grow them - Barnes, Parker Thayer, 1874 - (Doubleday, Page, 1909)

Hovey & Co.'s descriptive catalogue of a choice collection of flower seeds, comprising, in all, upwards of five hundred species and varieties, and among others, some splendid assortments of German asters, balsams, ten week stocks, poppies, rocket larkspurs, candytufts, zinnias, hollyhocks, &c. : among the seeds are many new, rare and splendid varieties, well worthy the attention of florists and mateur cultivators - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey & Co, 1845)

Hovey & Co.'s illustrated guide to the flower and vegetable garden - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey & Co, 1872)

Hovey & Co.'s illustrated guide to the flower and vegetable garden, and catalogue of seeds - Hovey & Co. (Hovey & Co, 1875)

Hoveys' illustrated guide and seed catalogue for 1877 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey & Co, 1877)

Hoveys' illustrated guide and seed catalogue for 1879 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey & Co, 1879)

Hoveys' illustrated guide and seed catalogue for 1880 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hovey & Co, 1880)

How to keep bees for profit - Lyon, D. Everett. (The Macmillan company, 1918)

How to keep bees for profit - Lyon, D. Everett. (The Macmillan company, 1910)

[Hugo Beyer materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (Hugo Beyer, 1905)

[Hugo Beyer materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (Hugo Beyer, 1906)

Huth's 1926 seed catalogue : seeds, bulbs, plants, insecticides and garden tools - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Huth Seed Company, 1926)

Huth's 1927 seed catalogue : seeds, bulbs, plants, insecticides and garden tools - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Huth Seed Company, 1927)

Huth's 1928 seed catalogue : seeds, bulbs, plants, insecticides and garden tools - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Huth Seed Company, 1928)

Huth's 1929 seed catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Huth Seed Company, 1929)

Huth's seed catalog, 1930 : seeds, bulbs, plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Huth Seed Co., Inc, 1930)

Huth's seeds, bulbs, plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Huth Seed Co., Inc, 1932)

The Huth Seed Co. catalogue, 1917 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (G.W. Huth Seed Co, 1917)

Huth seeds 1922 : catalogue - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. ([Huth Seed Company], 1922)

H.W. Buckbee seed and plant guide 1899 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Buckbee, 1899)

H.W. Buckbee seed and plant guide 1900 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Buckbee, 1900)

Icones florae Germanicae et Helveticae, simul Pedemontanae, Tirolensis, Istriacae, Dalmaticae, Austriacae, Hungaricae, Transylvanicae, Moravicae, Borussicae, Holsaticae, Belgicae, Hollandicae, ergo Mediae Europae. Iconographia et supplementum ad opera Willdenowii [et al.] ... - Reichenbach, H. G. (Heinrich Gustav) 1824 -1889 (F. Hofmeister [etc.], 1837)

Iconographia familiarum naturalium regni vegetabilis = Abbildungen der natürlichen Familien des Gewächsreiches : delineata atque adiectis familiarum characteribus adnotationibusque variis tum scientiam tum usum spectantibus exornata - Schnizlein, Adalbert, 1814 -1868 (M. Cohen, 1843)

Iconographic encyclopaedia of science, literature, and art - Baird, Spencer Fullerton, 1823 -1887 (R. Garrigue, 1851)

If you want to know anything about seeds ask Barteldes : 1914 47th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Barteldes Seed Co, 1914)

Illinois biological monographs - University of Illinois at Urbana-Champaign. (Univ. of Illinois Press, 1929)

Illustrated and descriptive seed catalogue and price list : 1898 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.J. Bowen, 1898)

Illustrated and descriptive seed catalogue and price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.J. Bowen, 1897)

Illustrated and descriptive seed catalogue and price list for 1900 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.J. Bowen, 1900)

Illustrated and descriptive seed catalogue and price list for 1899 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.J. Bowen, 1899)

The Illustrated annual register of rural affairs and cultivator almanac for the year - Thomas, J. J. (John Jacobs), 1810 -1895 (Luther Tucker, 1855)

Illustrated catalogue of Rawson's vegetable and flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.W. Rawson & Co, 1885)

The illustrated dictionary of gardening :a practical and scientific encyclopædia of horticulture for gardeners and botanists - Nicholson, George, 1847 -1908 (L.U. Gill, 1884)

The Illustrated dictionary of gardening : a practical and scientific encyclopaedia of horticulture for gardeners and botanists - Nicholson, George, 1847 -1908 (L. Upcott Gill, 1887)

The illustrated dictionary of gardening, a practical and scientific encyclopedia of horticulture for gardeners and botanists - Nicholson, George, 1847 -1908 (L. U. Gill, 1884)

An illustrated dictionary of medicine, biology and allied sciences - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston's Son & Co, 1900)

An illustrated dictionary of medicine, biology and allied sciences - Gould, George M. (George Milbry), 1848 -1922 (Balliére, Tindall & Cox, 1894)

An illustrated dictionary of medicine, biology and allied sciences ... by George M. Gould. 5th ed., with additions and corrections - Gould, George M. (George Milbry), 1848 -1922 (P. Blakiston's Son, 1907)

An illustrated dictionary of scientific terms - Rossiter, William, 1897 (G. P. Putnam's Sons, 1878)

An illustrated encyclopaedia of gardening - Wright, Walter P. (Walter Page), 1864 -1940 (J. M. Dent & sons, ltd, 1911)

An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner, 1913)

An illustrated flora of the northern United States, Canada and the British possessions, from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's sons, 1913)

An illustrated flora of the northern United States, Canada and the British possessions from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's Sons, 1896)

An illustrated flora of the northern United States, Canada and the British possesions from Newfoundland to the parallel of the southern boundary of Virginia and from the Atlantic Ocean westward to the 102d meridian. Vol. 3, Apocynaceae to Compositae, dogbane to thistle - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner, 1897)

An illustrated flora of the northern United States, Canada and the British possessions : from Newfoundland to the parallel of the southern boundary of Virginia, and from the Atlantic Ocean westward to the 102d meridian - Britton, Nathaniel Lord, 1859 -1934 (C. Scribner's sons, 1913)