Wood's tested seeds : 1928 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (T.W. Wood & Sons, 1928)

Wood's tested seeds, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (T.W. Wood & Sons, 1932)

Wood's tested seeds, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (T.W. Wood & Sons, 1933)

Wood's tested seeds, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (T.W. Wood & Sons, 1934)

Wood's tested seeds, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (T.W. Wood & Sons, 1936)

Woodgro 1935 seed manual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Wood & Sons Inc, 1935)

Woodgro 1936 seed manual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Wood & Sons Inc, 1936)

Woodgro 1937 seed manual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Thomas Wood & Sons Inc, 1937)

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)

Woordenboek der Nederlandsche volksnamen van planten ; uit de gegevens, verzameld door de Commissie voor Nederlandsche Plantennamem - Heukels, Hendrik, 1854 -1936 (W. Versluys, 1907)

A word about your seed - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert Seed & Bulb Co, 1925)

The world best seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Elliott Nursery Co, 1922)

World treasures from Flowerland - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Paul J. Howard's Horticultural Establishment, 1935)

Wörterbücher der Naturgeschichte : in der deutschen, holländischen, dänischen, schwedischen, englischen, französischen, italienischen, Spanischen und Portugisischen Sprache - Nemnich, Philipp Andreas, 1764 -1822 (Adam Friedrich Böhme, 1798)

W.W. Rawson & Co. seedsmen - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.W. Rawson & Co, 1903)

W.W. Rawson & Co. seedsmen - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.W. Rawson & Co, 1904)

W.W. Rawson & Co. seedsmen - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (W.W. Rawson & Co, 1905)

[Wyman's Framingham Nurseries materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1915)

xi an zhi wu zhi - Xie, Yintang, Wang Mali & Zhao Guifang (shan xi ke xue ji shu chu ban she, 2007)

Year book - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Plainfield Nursery, 1929)

Year book 1922 : Perfegro field, flower and vegetable seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rocky Mountain Seed, 1922)

Year book 1923 : Perfegro field-flower and vegetable seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rocky Mountain Seed Co, 1923)

Year book 1925 : Perfegro brand vegetable, field and flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rocky Mountain Seed Company, 1925)

Year book 1926 : Perfegro field-flower and vegetable seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rocky Mountain Seed Co, 1926)

Year book : 1927 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rochelle Seed Company, 1927)

Year book 1928 : Perfegro brand vegetable, field and flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rocky Mountain Seed Company, 1928)

Year book 1929 : Perfegro brand vegetable, field and flower seeds for market gardeners and home planters - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rocky Mountain Seed Company, 1929)

Year book 1930 : Perfegro brand vegetable, field and flower seeds for market gardeners and home planters - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rocky Mountain Seed Company, 1930)

The year book, 1941 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weston Nurseries, Inc, 1941)

Year book [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Plainfield Nursery, 1926)

Year book [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Plainfield Nursery, 1927)

Year book for 1930 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Graham & Ross Seed & Feed Co, 1930)

The year book for 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weston Nurseries, 1937)

The year book for 1938 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weston Nurseries, 1938)

The year book for 1940 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weston Nurseries, 1940)

Year book of 1931 : Perfegro brand vegetable, farm and flower seeds for critical planters - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Rocky Mountain Seed Co, 1931)

A year's gardening - Hargrave, Basil. (C. Scribner's sons, 1912)

A year's gardening - Hargrave, Basil. (T. Werner Laurie, 1912)

The young gardener's assistant : containing a catalogue of garden & flower seeds, with practical directions under each head for the cultivation of culinary vegetables and flowers ; also directions for cultivating fruit trees, the grape vine, &c., to which is added a calendar, showing the work necessary to be done in the various departments of gardening in every month of the year - Bridgeman, Thomas, 1786 -1850 ([s.n.], 1840)

The young gardener's assistant: containing a catalogue of garden and flower seeds, with practical directions under each head, for the cultivation of culinary vegetables and flowers, with directions for cultivating fruit trees, the grape vine, &c - Bridgeman, Thomas, 1786 -1850 (W. Mitchell, 1835)

The young gardener's assistant; containing a catalogue of garden & flower seeds, with practical directions under each head, for the cultivation of culinary vegetables and flowers, also directions for cultivating fruit trees, the grape vine, & c.; to which is added, a calendar, showing the work necessary to be done in the various departments of gardening in every month of the year - Bridgeman, Thomas, 1786 -1850 (For sale by T. Bridgeman [etc.], 1840)

The young gardener's assistant: containing a catalogue of garden and flower seeds, with practical directions under each head for the cultivation of culinary vegetables and flowers - Bridgeman, Thomas, 1786 -1850 (Printed by Booth & Smith, 1833)

The young gardener's assistant, in three parts, containing catalogues of garden and flower seeds, with practical directions under each head for the cultivation of culinary vegetables and flowers; also, direction for cultivating fruit trees, the grape vine, &c., to which is added a calendar to each part: showing the work necessary to be done in the various departments each month of the year. The whole adapted to the climate of the United States - Bridgeman, Thomas, 1786 -1850 (The author, 1847)

The young gardener's assistant, in three parts, containing catalogues of garden and flower seed, with directions under each head for the cultivation of culinary vegetables and flowers - Bridgeman, Thomas, 1786 -1850 (The author, 1847)

Your 1940 complete garden book - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Storrs and Harrison Co, 1940)

Your blue book of gardening : 1926 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Winsel-Gibbs Seed Company, 1926)

Zeitschrift für Botanik (1921)

Zeitschrift für induktive Abstammungs- und Vererbungslehre (Springer-Verlag, 1908)

Zeitschrift für Naturwissenschaften - Naturwissenschaftlicher Verein für Sachsen und Thüringen in Halle. (Verlag Naturwissenschaftlichen Vereins für Sachsen und Thüringen, 1896)

Zeitschrift für Pflanzenkrankheiten (E. Ulmer, 1891)

Zeitschrift für wissenschaftliche Insektenbiologie (s.n, 1918)

Zeitschrift für wissenschaftliche Insektenbiologie (s.n, 1919)

Les zoocécidies des plantes d'Europe et du bassin de la Méditerranée. Description des galles - Houard, Clodomir, 1873 - (A. Hermann, 1909)

The Zoological record - Zoological Society of London. (J.V. Voorst, 1913)

Der Zoologische Garten - International Union of Directors of Zoological Gardens (G. Fischer, Zoologische gesellschaft, 1898)

Zur Flora Tirols. 1. Heft, Flora von Südtirol - Facchini, Francesco, 1788 -1852 (Druck Wagner, 1855)