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Protozoa ...
A monograph of the Cretaceous Lamellibranchia of England
Botany of to-day, a popular account of recent notable discoveries
Lepidoptera of the Congo : being a systematic list of the butterflies and moths collected by the American Museum of Natural History Congo Expedition …
Vaughan's spring flowering bulbs
Agricultural development in Clear Creek : adaptive strategies and economic roles in a Dominican settlement
Monograph of the Isoetaceae
Cactus handbook, 1876-1951
House, garden and field, a collection of short nature studies
Hints to travellers, scientific and general