[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1884)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1885)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1886)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1887)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1888)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1890)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1891)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1892)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1869)

William Oakes and John Torrey correspondence, 1823-1841 - Oakes, William, 1799 -1848 (1829)

Wilmington flora : a list of plants growing about Wilmington, North Carolina, with date of flowering. With a map of New Hanover county - Wood, Thomas Fanning, 1841 -1892 (Edwards, Broughton & Co, 1886)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1911)

The Wilson bulletin - Agassiz Association. Wilson Ornithological Chapter. (Wilson Ornithological Society, 1920)

Window gardening : devoted specially to the culture of flowers and ornamental plants for indoor use and parlor decoration - Williams, Henry T. (H.T. Williams, 1872)

Window gardening. Devoted specially to the culture of flowers and ornamental plants, for indoor use and parlor decoration - Williams, Henry T. (H. T. Williams, 1878)

Wm. F. Bassett & Son's book of plants grown at the Bellevue Nursery - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. F. Bassett & Son, 1897)

Wochenschrift des Vereines zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten für Gärtnerei und Pflanzenkunde - Koch, Karl, 1809 -1879 (Wiegandt & Hempel [etc.], 1861)

Wochenschrift des Vereines zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten für Gärtnerei und Pflanzenkunde - Koch, Karl, 1809 -1879 (Wiegandt & Hempel [etc.], 1868)

Wochenschrift des Vereines zur Beförderung des Gartenbaues in den Königlich Preussischen Staaten für Gärtnerei und Pflanzenkunde - Koch, Karl, 1809 -1879 (Wiegandt & Hempel [etc.], 1871)

Woolson & Co.'s catalogue of hardy perennial plants and price list : spring and fall of 1879 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Woolson & Co, 1879)

Woolson & Co.'s catalogue of hardy perennial plants, bulbs, ferns, and climbers : spring of 1884 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Woolson & Co, 1884)

Woolson & Co.'s catalogue of hardy perennial plants, bulbs, ferns, and climbers - Woolson & Co. (Woolson & Co, 1883)

Woolson & Co.'s descriptive catalogue of hardy perennial plants and price list : spring and fall of 1880 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Woolson & Co, 1880)

World directory of hydrobiological and fisheries institutions - Hiatt, Robert W. (American Institute of Biological Sciences, 1963)

Yearbook of the Heather Society - Heather Society (The Society, 1969)

Yearbook of the Heather Society - Heather Society (The Society, 1985)

you hua zhi wu ke zhi shuang zi ye zhi wu - Hutchinson, J. (John) 1884 -1972 (shang wu yin shu guan)

Zeitschrift für Botanik (1918)

Zeitschrift für Botanik (1922)

Zeitschrift für Parasitenkunde (Mauke's Verlag (Hermann Dufft), 1870)

Zeitschrift für Physiologie - Treviranus, Gottfried Reinhold, 1776 -1837 (1829)

Zeitschrift für wissenschaftliche Insektenbiologie (s.n, 1908)

Zeitschrift für wissenschaftliche Insektenbiologie (s.n, 1910)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1905)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1907)

Zoologischer Anzeiger - Deutsche Zoologische Gesellschaft. (VEB Gustav Fischer Verlag, 1887)

Zoologischer Anzeiger - Deutsche Zoologische Gesellschaft. (VEB Gustav Fischer Verlag, 1903)

Zoologischer Jahresbericht - Stazione zoologica di Napoli. (R. Friedlander, 1884)

The Zoologist : a monthly journal of natural history (1885)