Letters from Wilhelm Carl Hartwig Peters of the Museum Regium Zoologicum, to Philip Lutley Sclater regarding Huxley's paper, a sketch of the plan of the monkey house, plates, specimens in his possession, and his memoirs
Letter from Edward Petre to Philip Lutley Sclater regarding his membership of the Zoological Society of London
Applications by Geoffrey Marr Evers for supplementary supplies of petrol for Peter B Partridge and E G Rhodes
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
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