Correspondence between San Diego Zoo and Geoffrey Marr Vevers regarding shipments of animals from San Diego Zoo to the Zoological Society of London, including Rosy Boas, a California King Snake, Pacific Rattlesnakes, a Black Cobra, Adders, Slow Worms, Emus and a request from the Zoological Society of London for Sea Lions, also the transport of Hedgehogs and Wallabies from the Zoological Society of London to San Diego Zoo

Correspondence with Rio Grande Park Zoo regarding the acquisition of rare animals, such as Asiatic Rhinos

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

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

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 between Philadelphia Zoo and George Soper Cansdale regarding the importation of Salamanders for the Pathology Department of Ancoats Hospital

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