[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. (1889)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1874)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1883)

[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. (1895)

[William Bull (Firm) materials] - Liberty Hyde Bailey Hortorium. Ethel Z. Bailey Horticultural Catalogue Collection. (1896)

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 in door use and parlor decoration - Williams, Henry T. (Ladies' Floral Cabinet Co, 1884)

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)

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

Wood and garden; notes and thoughts, practical and critical, of a working amateur - Jekyll, Gertrude, 1843 -1932 (Longmans, Green, 1910)

Wood and garden; notes and thoughts, practical and critical, of a working amateur - Jekyll, Gertrude, 1843 -1932 (Longmans, Green, and co, 1910)

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 - Woolson & Co. (Woolson & Co)

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

A world of green hills; observations of nature and human nature in the Blue Ridge - Torrey, Bradford, 1843 -1912 (Houghton, Mifflin and company, 1898)

World's choicest nursery products for rock-gardens - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Bobbink & Atkins, 1916)

Worthwhile flowering shrubs, fall 1932 : special list of rare and unusual plants at attractive prices - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (A.M. Leonard & Son, 1932)

Wylie's hardy perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wylie Nurseries, 1926)

Wylie's hardy perennials - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wylie Nurseries, 1923)

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

Yard and garden; a book of practical information for the amateur gardener in city, town or suburb - Baker, Tarkington, 1878 -1924 (The Bobbs-Merrill company, 1908)

The Year book for 1953 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weston Nurseries, Inc, 1953)

The Year book for 1955 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Weston Nurseries, Inc, 1955)

A year in a Lancashire garden - Bright, Henry Arthur, 1830 -1884 (Macmillan, 1891)

Yearbook of the Heather Society - Heather Society (The Society, 1967)

You can now get a thousand for what you once paid for a hundred [bulletin and price list] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (E.C. Robbins, 1931)

Your 1948 guide to better perennials, bulbs, roses, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carroll Gardens, 1948)

Your 1949 garden book : the best rose forty-niner - Henry A. Dreer (Firm) (Henry A. Dreer, 1949)

Your fall garden guide 1950 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carroll Gardens, 1950)

Your spring 1947 guide to better perennials, bulbs, roses, etc - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Carroll Gardens, 1947)

Zeitschrift für Botanik (1909)

Zeitschrift für Botanik (1915)

Zeitschrift für wissenschaftliche Mikroskopie und mikroskopische Technik (S. Hirzel [etc.], 1902)

Zeitschrift für wissenschaftliche Mikroskopie und mikroskopische Technik (S. Hirzel [etc.], 1904)

Zeitschrift für wissenschaftliche Zoologie - Kölliker, Albert, 1817 -1905 (Wilhelm Engelmann, 1910)

Zeitschrift für wissenschaftliche Zoologie - Kölliker, Albert, 1817 -1905 (Wilhelm Engelmann, 1922)

Zoologische Jahrbücher. Supplementheft (Gustav Fischer, 1904)