Letters from Frederic Brine to Philip Lutley Sclater regarding the living conditions of a gorilla, a sacred white elephant which was said to have been in Siam but which he refuted, and the height and weight of Jumbo and Jenny
Letters from Alfred Edmund Brehm to Philip Lutley Sclater
Correspondence with Sir Lawrence Bragg of the Royal Institution regarding discourses at the Institution on 'Fisheries Research and International Collaboration' and ''Mirrors' of Fishes''
Letter from George Stewardson Brady to Philip Lutley Sclater regarding contributions to the Proceedings of the Zoological Society of London
Correspondence with Lord Brabourne regarding the purchase of miniature Shetland ponies
Letter to Professor Ruth E Bowden of the Department of Anatomy at the Royal Free Hospital School of Medicine, regarding a reference for Henry Corbett, Chief Histological Technician, to join the Fellowship of the Institute of Science Technology
Letters from R I Bouchier to David William Mitchell regarding five ostriches for the Zoological Society of London, a lion from Sir Vincent Casolain and a collection of living reptiles
Letters from A de Borre of the Musee Royal d'Histoire Naturelle Brussels, to Philip Lutley Sclater
Correspondence with Mrs Raymond Bonham-Carter regarding the safety of the Casson bridge
Correspondence with Rear-Admiral Christopher Bonham-Carter animals to be collected from India, Pakistan, Nepal and Iran, a request for otters and admission prices for students