Letters from Francis Trevelyan Buckland of the Salmon Fisheries Office, to Philip Lutley Sclater
Correspondence with Budapest Zoological and Botanical Garden requesting aid
Letters from John Samuel Budgett to Philip Lutley Sclater regarding his research on okapis and expeditions to study polypterus
Correspondence with Geoffrey Marr Vevers regarding the sale of animals from Argentina and Chile to the Zoological Society of London
Correspondence between L W Burdon and George Soper Cansdale regarding a possible Aquarium exhibit based on the carp pond which is used in Malaya for fish production
Correspondence between T W Burdon and George Soper Cansdale regarding a request for carp fry and padi-field fish to the Zoological Society of London
Letters from Bennet Burleigh to Philip Lutley Sclater regarding the donation of two turtles
Letters from Bennet Burleigh to Peter Chalmers Mitchell regarding two young ostriches and a squirrel from Somaliland to be gifted to the Zoological Society of London
Letters from Sir Francis Cowley Burnand to Philip Lutley Sclater regarding admission to the Zoological Society of London, also one admission ticket
Letters from Richard Higgins Burne of the Royal College of Surgeons of England, regarding a copy of Joan Procter's paper on pit vipers and her paper on T. loveridgii