Adam & Charles Black, London, 1964. In-8, tela editoriale, pp. 108, con numerose illustrazioni in bianco e nero nel testo. In buono stato (good copy).
1958 xiii, 304 p., 116 figures, 32 (2 coloured) plates, publisher's cloth (dust jacket). Dust jacket protacted by plastic covering. Llibrary stamps, else good copy.
1929 6 papers. 6, 16, 10, 8, 25, 50 p., 5, 15 figs, 1 map, disbound (no covers). Published in: Proceedings of the Zoological Society of London.
1930 21 p., several text figures, disbound (no covers). The notes are on the following subjects (titles): I. The evolution of spiders' snares; II. Aquatic spiders; III. Miscellaneous. Published in the Annals and Magazine of Natural History, with some unrelated papers [including: Womersley, On the Apterygota collected in British Guiana by the Oxford University Expedition of 1929 (13 p.). Unopened. A good clean copy. Scarce.