Forbes seeds, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alexander Forbes & Co, 1932)

Forbes seeds, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alexander Forbes & Co, 1933)

Forbes Seeds : for 1930 [catalog] - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (The Company, 1930)

Forbes seeds for market gardeners and florists, 1932 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alexander Forbes & Co, 1932)

Forbes seeds for market gardeners and florists, 1933 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alexander Forbes & Co, 1933)

Forbes seeds for market gardeners and florists, 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alexander Forbes & Co, 1934)

Forbes seeds for market gardeners and florists, 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alexander Forbes & Co, 1935)

Forbes seeds for market-gardeners and florists, 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alexander Forbes & Co, 1936)

Forbes seeds for market-gardeners and florists, 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alexander Forbes & Co, 1937)

Forbes seeds for spring 1937 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alexander Forbes & Co, 1937)

Forbes seeds for your flowers, your vegetables, your lawn, your farm : 1929 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alexander Forbes & Co, 1929)

Forbes seeds for your flowers, your vegetables, your lawn, your farm - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Forbes' Garden Store, 1931)

Forbes seeds : spring 1934 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alexander Forbes & Co, 1934)

Forbes seeds, spring 1935 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alexander Forbes & Co, 1935)

Forbes seeds, spring 1936 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alexander Forbes & Co, 1936)

Forbes seeds : wholesale catalog for market gardeners and florists, 1931 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (Alexander Forbes & Co, 1931)

Forhandlinger ved de Skandinaviske Naturforskeres Möde - Skandinaviske naturforskeres møde. (1842)

Forstliche Botanik - Schwarz, Frank, 1857 -1928 (P. Parey, 1892)

Die Fortschritte der Botanik (Mayer, 1879)

Four seasons in the garden - Rexford, Eben E. (Eben Eugene), 1848 -1916 (J. B. Lippincott company, 1907)

Fruit and ornamental trees evergreens, palms, shrubs, roses etc. Price catalog 1919 - Henry G. Gilbert Nursery; Seed Trade Catalog Collection. (California Nursery Company, 1919)

The Garden: an illustrated weekly journal of gardening in all its branches (1871)

The Garden: an illustrated weekly journal of gardening in all its branches (1872)

The Garden: an illustrated weekly journal of gardening in all its branches (1873)

The Garden: an illustrated weekly journal of gardening in all its branches (1874)

The Garden: an illustrated weekly journal of gardening in all its branches (1875)

The Garden: an illustrated weekly journal of gardening in all its branches (1876)

The Garden: an illustrated weekly journal of gardening in all its branches (1877)

The Garden: an illustrated weekly journal of gardening in all its branches (1879)

The Garden: an illustrated weekly journal of gardening in all its branches (1881)