Front cover image for A catalogue of the American Hesperiidae, indicating the classification and nomenclature adopted in the British Museum (Natural history)

A catalogue of the American Hesperiidae, indicating the classification and nomenclature adopted in the British Museum (Natural history)

British Museum (Natural History)., William Harry Evans
Print Book, English, 1951-55
Printed by order of the Trustees of the British Museum, London, 1951-55