Letter from H C James to David William Mitchell regarding his dispatch to Calcutta from Darjeeling, and birds that are destined for the Zoological Society of London

Correspondence between James & Hodder and Geoffrey Marr Vevers regarding the collection of mammals and birds from the Philadelphia Zoo which arrived on the S.S.Sofie Bakke for the Zoological Society of London

Report of the International Committee for Bird Preservation with a summary of draft convention

Letters from Thomas Henry Huxley to Philip Lutley Sclater asking about available birds for dissection, meetings of the Council of the Zoological Society of London, proofs and woodcuts for a paper, specimens of birds and the Marine Biological Association

Correspondence with Julian Huxley regarding birds to be delivered to the Royal Society along with slides for a lecture he gave

Correspondence with Lord Hurcomb of the International Council for Bird Preservation, British Section, regarding the question of a national bird

Letters from William Henry Hudson to Philip Lutley Sclater regarding cuckoos, shipments of birds to the Smithsonian, Woodpeckers in Argentina, Blackbirds and other birds

Letter from William Henry Hudson to Peter Chalmers Mitchell enclosing a copy of Birds of La Plata for the Library of the Zoological Society of London

Correspondence between T Horwood and George Soper Cansdale regarding a shipment of birds and animals from the Gold Coast for the Zoological Society of London

Letters from Sir Joseph Dalton Hooker to Philip Lutley Sclater regarding collections of birds and botany