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

Handbuch der Botanik - Schenk, A. (August), 1815 -1891 (E. Trewendt, 1879)

Handbuch der Forstwissenschaft - Lorey, Tuisko von, 1845 -1901 (H. Laupp, 1912)

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

Handbuch der Pflanzenkrankheiten - Graebner, Paul, 1871 -1933 (P. Parey, 1925)

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 Pharmakognosie - Remy, E. (C. H. Tauchnitz, 1909)

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

Happy India, as it might be if guided by modern science - Lupton, Arnold. (G. Allen & Unwin, ltd, 1922)

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, 1873)

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, 1874)

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, 1875)

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, 1878)

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, 1880)

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, 1887)

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, 1865)

Hardwood record (Hardwood Co, 1908)

Hardwood record (Hardwood Co, 1909)

Hardwood record (Hardwood Co, 1914)

Hardwood record (Hardwood Co, 1917)

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

Hauptpreisverzeichnis, 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carl Pabst, 1928)

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

The Hawaiian forester and agriculturist - Hawaii. Board of Commissioners of Agriculture; Forestry. (Advertiser pub. co., ltd. [etc.], 1906)

The Hawaiian forester and agriculturist - Hawaii. Board of Commissioners of Agriculture; Forestry. (Advertiser pub. co., ltd. [etc.], 1912)

The Hawaiian forester and agriculturist - Hawaii. Board of Commissioners of Agriculture; Forestry. (Advertiser pub. co., ltd. [etc.], 1914)

The Hawaiian forester and agriculturist - Hawaii. Board of Commissioners of Agriculture; Forestry. (Advertiser pub. co., ltd. [etc.], 1916)

The Hawaiian forester and agriculturist - Hawaii. Board of Commissioners of Agriculture; Forestry. (Advertiser pub. co., ltd. [etc.], 1917)

The Hawaiian forester and agriculturist - Hawaii. Board of Commissioners of Agriculture; Forestry. (Advertiser pub. co., ltd. [etc.], 1918)

The Hawaiian forester and agriculturist - Hawaii. Board of Commissioners of Agriculture; Forestry. (Advertiser pub. co., ltd. [etc.], 1922)

Hawaiian Fungi - Stevens, Frank Lincoln, 1871 -1934 (The Museum, 1925)

Hedwigia (Verlag und Druck von C. Heinrich, 1881)

Hedwigia (Verlag und Druck von C. Heinrich, 1903)

Hedwigia (Verlag und Druck von C. Heinrich, 1912)

Hedwigia (Verlag und Druck von C. Heinrich, 1922)

Hemiptera argentina enumeravit speciesque novas descripsit - Berg, Cárlos, 1843 -1902 (ex typographiae P.E. Coni, 1879)

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)

Henderson's picturesque gardens and ornamental gardening illustrated - Henderson, Charles. (P. Henderson & co, 1901)

The herbaceous garden - Martineau, Alice Vaughan-Williams. (Williams & Norgate, 1913)

H.H. Berger & Co.'s catalogue of bulbs, seeds and plants : our special importations form Japan, China and Australia - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.H. Berger & Co, 1891)

H.H. Berger & Co.'s price list : for the trade only 1895-1896 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.H. Berger & Co, 1896)

H.H. Berger & Co.'s wholesale price list of tree, shrub, palm and flower seed : bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (H.H. Berger & Co, 1898)

High class seeds and implements - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Muzzy Brothers, 1902)

High class seeds and implements - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Muzzy Brothers, 1903)

High class seeds and implements - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Muzzy Brothers, 1901)

High grade vegetable and flower seeds, bulbs and small fruits for spring planting - McAllister, F.E. (Firm) (F.E. McAllister, 1895)

Hints on growing : 1928 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris & Snow Seed Company Incorporated, 1928)

"Hints on growing" : annual catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris & Snow Seed Company, 1931)

"Hints on growing" : annual catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris & Snow Seed Company Incorporated, 1927)

Hints on growing for 1929 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris & Snow Seed Company Incorporated, 1929)

Hints on growing for 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Morris & Snow Seed Company Incorporated, 1932)

Hiram Sibley and Co's seed catalogue for 1883 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Hiram Sibley & Co, 1883)

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 drogues d'origine végétale - Flückiger, Friedrich A. (Friedrich August), 1828 -1894 (O. Doin, 1878)

Histoire des drogues d'origine vegetale - Flückiger, Friedrich A. (Friedrich August), 1828 -1894 (Octave Doin, 1878)

Histoire des jardins anciens et modernes : dessins par Anastasi, Daubigny, V. Foulquier, [et al.] - Mangin, Arthur, 1824 -1887 (Alfred Mame, 1887)

Histoire des plantes - Figuier, Louis, 1819 -1894 (Hachette, 1880)

Histology of medicinal plants - Mansfield, William (J. Wiley & sons, inc.; [etc., etc.], 1916)

Histology of medicinal plants - Mansfield, William (Wiley, 1916)

History of Pasadena, comprising an account of the native Indian - McClatchie, Alfred James, (Pasadena history company, 1895)

History of Pasadena, comprising an account of the native Indian, the early Spanish, the Mexican, the American, the colony, and the incorporated city, occupancies of the Rancho San Pasqual, and its adjacent mountains, canyons, waterfalls and other objects of ... interest: being a complete and comprehensive histo-cyclopedia of all matters pertaining to this region - McClatchie, Alfred James, (Pasadena History Co, 1895)

History of systematic botany in Australasia : proceedings of a symposium held at the University of Melbourne, 25-27 May 1988 - Short, P. S. (Philip S.) (Australian Systematic Botany Society, 1990)

History of the Massachusetts horticultural society - Manning, Robert, (The Society, 1880)

History of the Massachusetts Horticultural Society. 1829-1878 - Manning, Robert. (The Society, 1880)

History of the vegetable drugs of the Pharmacopeia of the United States - Lloyd, John Uri, 1849 -1936 (J. U. & C. G. Lloyd, 1911)

Home gardening - Trivedi, Pratibha P. (Indian Council of Agricultural Research, 2010)

Home planting guide for 1940 : ornamental trees and shrubs, roses, evergreens, fruits, nuts and berries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Monrovia Nursery Co, 1940)

Home planting guide for 1942 ornamental trees and shrubs, roses, evergreens, fruits, nuts and berries - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Edward H. Rust Nursery and Flower Shop, 1942)

Home planting guide for 1942 : ornamental trees, shrubs, roses, evergreens, fruits, nuts, berries, garden supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Monrovia Nursery Co, 1942)

The honey bee : a manual of instruction in apiculture - Benton, Frank, 1852 -1919 (1896)

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

Hooker's journal of botany and Kew Garden miscellany - Hooker, William Jackson, Sir, 1785 -1865 (Reeve, Benham, and Reeve, 1855)

The horse : its treatment in health and disease with a complete guide to breeding, training and management - Axe, J. Wortley. (Gresham Pub. Co, 1906)

The Horse : its treatment in health and disease, with a complete guide to breeding, training and management - Axe, J. Wortley. (Gresham, 1905)

The horse, its treatment in health and disease with a complete guide to breeding, training and management - Axe, J. Wortley. (Gresham Pub. Co, 1906)

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, 1868)

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, 1869)

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 supplies, seeds - Dunne & Co. (Dunne & Co, 1899)

L'horticulture dans les cinq parties du monde - Société nationale d'horticulture de France. (Société Nationale d'Horticulture, 1895)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1874)

The Horticulturist and journal of rural art and rural taste (Luthur Tucker, 1875)

The Horticulturist's hand book - Jones, B. R. (Published by the Board of Supervisors, 1913)

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

Household and farmers' cyclopedia: one hundred thousand facts for the people; a book for the farmer - Shafer, Daniel R. (Anchor Publishing Company, 1878)

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)

hua xue sheng tai xue 1991 nian xue shu tao lun hui lun wen ji - Zhongguo sheng tai xue hui hua xue sheng tai zhuan ye wei yuan hui bian (shang hai ke xue ji shu wen xian chu ban she, 1993)

Humboldt; Monatsschrift für die gesamten Naturwissenschaften - Damer, Otto, 1839 -1916 (F. Enke, 1885)

Hunt's perfection seeds : 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Company, Incorporated, 1928)

Hunt's perfection seeds, bulbs and garden supplies. Spring 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Co, 1919)

Hunt's perfection seeds for better gardens : 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Company, Incorporated, 1926)

Hunt's perfection seeds for better gardens : 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (William M. Hunt & Company, Incorporated, 1927)

Ibis - British Ornithologists' Union (Published for the British Ornithologists' Union by Academic Press, 1887)

Ibis - British Ornithologists' Union (Published for the British Ornithologists' Union by Academic Press, 1894)

Identification of the economic woods of the United States : including a discussion of the structural and physical properties of wood - Record, Samuel J. (Samuel James), 1881 -1945 (J. Wiley & Son, 1912)

Identification of the economic woods of the United States; including a discussion of the structural and physical properties of wood - Record, Samuel J. (Samuel James), 1881 -1945 (Wiley, 1919)

Identification of the economic woods of the United States, including a discussion of the structural and physical properties of wood - Record, Samuel J. (Samuel James), 1881 -1945 (John Wiley & sons, inc.; [etc., etc. ], 1919)

Identification of the economic woods of the United States, including a discussion of the structural and physical properties of wood - Record, Samuel J. (Samuel James), 1881 -1945 (J. Wiley & Sons, 1919)

Identification of the economic woods of the United States, including a discussion of the structural and physical properties of wood - Record, Samuel J. (Samuel James), 1881 -1945 (John Wiley & sons, inc.; [etc., etc.], 1919)

The identification of trees & shrubs; how to recognize, without previous knowledge of botany, wild or garden trees and shrubs native to the north temperate zone - Makins, F. K. (Dutton, 1937)

Illinois Natural History Survey bulletin - Illinois. Natural History Survey Division (The Survey, 1987)

Illustrated 1925 descriptive catalog, our sixtieth anniversary - Roeding, George Christian, 1868 -1928 (California Nursery Company, 1925)

Illustrated and descriptive seed catalogue and price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E. J. Bowen, 1895)

Illustrated and descriptive seed catalogue and price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E. J. Bowen, 1894)

Illustrated and descriptive seed catalogue and price list - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.J. Bowen, 1901)