edited by Sheffield Airey Neave ...

Pub. for the proprietors by the Zoological society of London 1939-

v.1: A-C , v.2: D-L , v.3: M-P , v.4: Q-Z and supplement , v.5: 1936-1945 , v.6: 1946-1955 , v.7: 1956-1965

Available at 11 libraries