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Symposium on Mutation and Plant Breeding; [proceedings]
Systematics of the family Nassariidae (Mollusca:Gastropoda)
Bibliographia primatologica; a classified bibliography of primates other than man ...
A manual of poisonous plants : chiefly of eastern North America : with brief notes on economic and medicinal plants, and numerous illustrations
Medical mycology; fungous diseases of men and other mammals
Agriculture outlook
African game trails; an account of the African wanderings of an American hunter-naturalist
African game trails
Fauna of Australia
Flora of Southern Africa : the Republic of South Africa, Basutoland, Swaziland and South West Africa