5 books
Monograph of the Okapi - Scholar's Choice Edition
Guide to the Specimens and Enlarged Models of Insects and Ticks Exhibited in the Central Hall, Illustrating Their Importance in the Spread of Disease
Monograph of the Okapi
Guide to the Gallery of Fishes in the Department of Zoology of the British Museum (Natural History) ...
Guide to the Gallery of Fishes in the Department of Zoology of the British Museum