Handbook of the British flora, a description of the flowering plants and ferns indigenous to or naturalised in the British Isles. For use of beginners and amateurs - Hooker, Joseph Dalton, 1817 -1911 (L. Reeve & co, 1900)

Handbook of the British flora: a description of the flowering plants and ferns indigenous to, or naturalised in, the British Isles - Hooker, Joseph Dalton, 1817 -1911 (L. Reeve & co, 1892)

Handbook of the British flora; a description of the flowering plants and ferns indigenous to, or naturalized in the British Isles. For the use of beginners and amateurs - Bentham, George, 1800 -1884 (L. Reeve, 1865)

Handbook of the British flora; a description of the flowering plants and ferns indigenous to, or naturalized in, the British Isles - Bentham, George, 1800 -1884 (L. Reeve, 1865)

Handbook of the British flora; a description of the flowering plants and ferns indigenous to, or naturalized in, the British Isles - Bentham, George, 1800 -1884 (L. Reeve, 1858)

Handbook of the British flora: a description of the flowering plants and ferns indigenous to, or naturalised in the British Isles. For the use of beginners and amateurs - Bentham, George, 1800 -1884 (L. Reeve, 1908)

Handbook of the British flora: a description of the flowering plants and ferns indigenous to, or naturalised in, the British Isles. For the use of beginners and amateurs - Bentham, George, 1800 -1884 (L. Reeve & Co., ltd, 1918)

Handbook of the British flora: a description of the flowering plants and ferns indigenous to, or naturalized in, the British Isles. For the use of beginners and amateurs. By George Bentham - Hooker, Joseph Dalton, 1817 -1911 (L. Reeve & Co, 1920)

Handbook of the flora of Philadelphia and vicinity, containing data relating to the plants within the following radius: eastern Pennsylvania; all of New Jersey except the northern counties; and New Castle County, Delaware, with keys for identification of species - Brown, Stewardson, 1867 -1921 (Philadelphia Botanical Club, 1905)

Handbook of the wild and cultivated flowering plants, by Chester Arthur Darling... - Darling, Chester Arthur. (The Mason-Henry press, 1912)

Handbuch der allgemeinen Botanik - Müller, Nicolaus Jacob Carl, 1843? -1901 (C. Winter's UniversitMatsbuchhandlung, 1880)

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 botanischen terminologie und systemkunde - Bischoff, Gottlieb Wilhelm, 1797 -1854 (1830)

Handbuch der Experimental-Physiologie der Pflanzen : Untersuchungen uber die allgemeinen Lebensbedingungen der Pflanzen und die Functionen ihrer Organe - Sachs, Julius, 1832 -1897 (Wilhelm Engelmann, 1865)

Handbuch der Experimental-Physiologie der Pflanzen : Untersuchungen über die allgemeinen Lebensbedingungen der Pflanzen und die Functionen ihrer Organe - Sachs, Julius, 1832 -1897 (W. Engelmann, 1865)

Handbuch der Naturbeschreibung zum Schul- und Privatunterrichte - Tetzner, Wilhelm. (Im Verlage der Hahnschen Hofbuchhandlung, 1826)

Handbuch der Naturgeschichte aller drei Reiche, fur Lehrer and Lernende, fur Schule und Haus - Bromme, Traugott, 1802 -1866 (1850)

Handbuch der Naturgeschichte. Zum Gebrauch bei vorlesungen - Burmeister, Hermann, 1807 -1892 (Verlag von Theod. Chr. Friedr. Enslin, 1836)

Handbuch der ökonomischen Insectengeschichte in Form eines Kalenders bearbeitet : zweiten Theiles, Erste Abtheilung - Brahm, N.J. (in der kurfúrstl. privileg. Universitätsbuchhandlung, 1791)

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

Handbuch der pflanzenkrankheiten begründet - Lindau, Gustav, 1866 -1923 (P. Parey, 1921)

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

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

Handbuch der Pflanzenkrankheiten : für Landwirthe, Gärtner und Forstleute - Sorauer, Paul, 1839 -1916 (Wiegandt, Hempel & Parey, 1874)

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

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

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

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

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)

Hannoverisches Magazin, worin kleine Abhandlungen, einzelne Gedanken, Nachrichten, Vorschläge und Erfahrungen, so die Verbesserung des Nahrungs-Standes, die Land- und Stadt-Wirthschaft, Handlung, Manufacturen und Künste, die Physik, die Sittenlehre und angenehmen Wissenschaften betreffen, gesamlet und aufbewahret sind (s.n.], 1764)

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, 1865)

Hardy flowers. Descriptions of upwards of thirteen hundred of the most ornamental species, with directions for their arrangement, culture, etc. ... - Robinson, W. (William), 1838 -1935 (Macmillan, 1878)

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. (Bobbink & Atkins, 1931)

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, 1924)

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 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 perennial plants shrubs and vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.T. Lovett, 1909)

Hardy perennial plants shrubs vines - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (J.T. Lovett, 1908)

Hardy perennials, rock garden plants, vines, roses, evergreens, etc. : wholesale price-list, spring and fall 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Palisades Nurseries, Incorporated, 1927)

Hardy perennials, rock garden plants, vines, roses, evergreens, etc. : wholesale price-list, spring and fall 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Palisades Nurseries, Incorporated, 1926)

Hardy plant material for 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Snyder Bros, Inc, 1935)

Hardy plants worth having : Spring 1905 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Meehan & Sons, 1905)

Hardy trees, shrubs and plants - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (New England Nurseries, 1910)

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, vines, roses, plants and their uses : spring 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (New England Nurseries Co, 1914)

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

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

Harnden's 1925 seed annual, 39th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Company, 1925)

Harnden's garden book : 1886-1930, 44th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1930)

Harnden's garden book, 1933, 46th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden's Seed Store, 1933)

Harnden's garden book for 1927, 41st year : flower seeds, vegetable seeds, bulbs and plant supplies - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1927)

Harnden's garden book for 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1928)

Harnden's seed annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Company, 1922)

Harnden's seed annual : 1886-1923, 37th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Company, 1923)

Harnden's seed annual : 1924 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Company, 1924)

Harnden's tested seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Company, 1920)

Harnden's tested seeds : 1886-1921, 35th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Company, 1921)

The Harnden Seed Co - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1901)

The Harnden Seed Co - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1902)

The Harnden Seed Co - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1903)

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

Harnden Seed Co. 1886-1916 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1916)

The Harnden Seed Co. 1886-1918, thirty-two years in business - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1918)

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)

Harnden Seed Co. : 1909 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1909)

The Harnden Seed Co. : 40th year [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1926)

The Harnden Seed Co. [catalog] : 1886-1917 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1917)

The Harnden Seed Co.'s annual catalogue for 1911 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Co, 1911)

The Harnden Seed Company's annual catalogue for 1912 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Harnden Seed Company, 1912)

Harper's guide to wild flowers - Creevey, Caroline A. Stickney, 1843 -1920 (Harper, 1912)