Correspondence between Philadelphia Zoo and Geoffrey Marr Vevers regarding a shipment of brine shrimp eggs for the Zoological Society of London

Letter regarding a shipment of Hedgehogs from the Zoological Society of London to the Zoological Society of Philadelphia

Correspondence with Philadelphia Zoological Gardens regarding regarding the War

Correspondence between Geoffrey Marr Vevers and Philadelphia Zoological Garden regarding shipments of animals between their zoos, including Kodiak Bears, Coyotes, Raccoons, Aoudads, Thars, Opposums, Turkey Vultures, Screech Owls, Robins, Purple Grackles, Wood Thrushes, Olive-backed Thrush, Bicknell's Thrush, reptiles and amphibians

Correspondence with Philadelphia Zoo regarding the transport of snakes and the breeding of Tarsiers

Correspondence between Portland Zoological Park and Geoffrey Marr Vevers, and newspaper cuttings, regarding an exchange of reptiles, wallabies and hedgehogs

Edward George Boulenger spent three weeks in America where he visited and studied the aquaria, zoological parks and museums in New York and Chicago

List of American zoos by A Lindsay; Report of a visit to New York and Chicago (1936); 'Notes on visits to some foreign zoos, 1934 and 1935' by Huxley (covering New York Bronx, Philadelphia, Washington, Paris Vincennes, Hamburg, Berlin, Munich Hellabrun, & Frankfurt); extract from report on the British Colonial Exhibit, World's Fair, New York, 1939; Report on visit to Austria and Germany by D Seth Smith (c1937); Report on a visit to the Zoological Gardens at Antwerp, Rotterdam and Amsterdam (1935); Report on a visit to France (1938); letter from Chalmers Mitchell to the Directors of Zoological Gardens in Germany, introducing Huxley, 1935; handwritten notes on zoos; notebook; 'La Reproduction des Animaux Sauvages en Captivite' by A Urbain; Report on visit to Brookfield Zoo (1940); guide to Internationalen Jagdaustellung, Berlin, 1937.