The Barteldes seed annual : 1911, 44th year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Barteldes Seed Co, 1911)

The Barteldes seed annual : 1912 forty fifth year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Barteldes Seed Company, 1912)

The Barteldes seed annual : 1913, forty-sixth year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Barteldes Seed Company, 1913)

The Barteldes Seed Co. seed annual : 1910, 43rd year - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Barteldes Seed Co, 1910)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1944)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1946)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1949)

Bartonia;proceedings of the Philadelphia botanical club ... - Philadelphia Botanical Club. (Philadelphia Botanical Club, Academy of Natural Sciences, 1980)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 1976)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 1978)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 1979)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 1981)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 1982)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 1983)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 1986)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 1987)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 1988)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 1989)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 1993)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 1994)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 1995)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 1997)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 1998)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 1999)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 2000)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 2002)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 2003)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 2004)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 2005)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 2006)

The Bean bag - Cowan, Richard S., 1921 -1997 (Royal Botanic Gardens, Kew, 2007)

Beckert's garden field and flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. C. Beckert, 1900)

Beckert's garden field and flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. C. Beckert, 1901)

Beckert's garden field and flower seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. C. Beckert, 1903)

Beckert's garden, flower and lawn seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. C. Beckert, 1908)

Beckert's seed store : 1914 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1914)

Beckert's seed store : 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1915)

Beckert's seed store : 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1916)

Beckert's seed store : 1915 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1917)

Beckert's seed store : vegetable seeds flower bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1924)

Beckert's seed store : vegetable seeds flower bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1930)

Beckert's seed store : vegetable seeds flower bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1927)

Beckert's seed store : vegetable seeds flower bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1931)

Beckert's seed store : vegetable seeds flower bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1925)

Beckert's seed store : vegetable seeds flower bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1933)

Beckert's seed store : vegetable seeds flower bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1926)

Beckert's seed store : vegetable seeds flower bulbs - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1929)

Beckert's seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. C. Beckert, 1898)

Beckert's seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1923)

Beckert's seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1921)

Beckert's seeds - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. C. Beckert, 1899)

Beckert's seeds : garden flower and lawn - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Wm. C. Beckert, 1912)

Beckert's victory garden catalog - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1919)

Beckert seed & bulb co - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert Seed & Bulb Co, 1932)

Beckert Seed & Bulb Co - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert's Seed Store, 1926)

Beckert seed & bulb co. : a 1933 annual - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert Seed & Bulb Co, 1933)

Beckert seed & bulb company : 1927 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Beckert Seed & Bulb Co, 1927)

Beihefte zum botanischen Centralblatt (Verlag von Gebrüder Gotlhelft, 1893)

Beihefte zum Botanischen Centralblatt. Abteilung B, Systematik, Pflanzengeographie, angewandte Botanik, etc (Verlag von C. Heinrich, 1893)

Beihefte zum botanischen Centralblatt (Verlag von Gebrüder Gotlhelft, 1895)

Beihefte zum Botanischen Centralblatt. Abteilung B, Systematik, Pflanzengeographie, angewandte Botanik, etc (Verlag von C. Heinrich, 1894)

Beihefte zum botanischen Centralblatt (Verlag von Gebrüder Gotlhelft, 1897)

Beihefte zum botanischen Centralblatt. Erste Abteilung, Anatomie, Histologie, Morphologie und Physiologie der Pflanzen (Verlag von G. Thiem, 1905)

Beihefte zum Botanischen Centralblatt. Abteilung B, Systematik, Pflanzengeographie, angewandte Botanik, etc (Verlag von C. Heinrich, 1896)

Beihefte zum Botanischen Centralblatt (1906)

Beihefte zum Botanischen Centralblatt. Abteilung B, Systematik, Pflanzengeographie, angewandte Botanik, etc (Verlag von C. Heinrich, 1898)

Beihefte zum botanischen Centralblatt. Erste Abteilung, Anatomie, Histologie, Morphologie und Physiologie der Pflanzen (Verlag von G. Thiem, 1906)

Beihefte zum botanischen Centralblatt (Verlag von Gebrüder Gotlhelft, 1903)

Beihefte zum Botanischen Centralblatt. Abteilung B, Systematik, Pflanzengeographie, angewandte Botanik, etc (Verlag von C. Heinrich, 1902)

Beihefte zum Botanischen Centralblatt (1908)

Beihefte zum botanischen Centralblatt. Erste Abteilung, Anatomie, Histologie, Morphologie und Physiologie der Pflanzen (Verlag von G. Thiem, 1908)

Beihefte zum botanischen Centralblatt. Erste Abteilung, Anatomie, Histologie, Morphologie und Physiologie der Pflanzen (Verlag von G. Thiem, 1909)

Beihefte zum Botanischen Centralblatt (1913)

Beihefte zum botanischen Centralblatt. Erste Abteilung, Anatomie, Histologie, Morphologie und Physiologie der Pflanzen (Verlag von G. Thiem, 1921)

Beiträge zur Biologie der Pflanzen (Duncker & Humblot [etc.], 1870)