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
Correspondence between Prague Zoo and Geoffrey Marr Vevers regarding a pair of Bennett's Wallabies which were sent to Prague Zoo by the Zoological Society of London
Correspondence between Rangoon Zoological Gardens and Geoffrey Marr Vevers regarding Colonel Ranking helping to bring home a collection of King Penguins, 24 of which went to London Zoo
Correspondence between Rotterdam Zoo and George Soper Cansdale regarding the exchange of animals between Rotterdam Zoo and the Zoological Society of London
Correspondence between Rotterdam Zoo and Geoffrey Marr Vevers regarding the building of aviaries in Rotterdam Zoological Park, the offer of Mangabey Monkeys from the Zoological Society of London, and a subscription to Zoo Life
Correspondence between the Royal Society of Ireland and George Soper Cansdale regarding an exchange of Brown Pelicans and Canadian Black Bear cubs for Giraffes or a Camel