Letters from Robert Oliver Cunningham to Philip Lutley Sclater regarding his research and other papers

Letter from Thomas Davidson to Philip Lutley Sclater regarding his paper on recent Japanese species of Brachiopoda

Letter from Peter Martin Duncan to Philip Lutley Sclater regarding his paper on deep sea coral

Papers for the Elliot Smith Centenary Symposium on Primate Biology at the Zoological Society of London, including correspondence and notes

Letter from Frances Ralph Gray thanking Joan Procter for sending two new papers

Letters from George Gulliver to Philip Lutley Sclater regarding his papers and the anatomy of the Hornbill

Letters from Albert Carl Ludwig Gotthilf Gunter to Philip Lutley Sclater regarding his papers for the Proceedings of the Zoological Society of London, Dr Gray's paper on Chilean Deer, Krefft's, discovery of the Ceratodus Fosteri, plates of Swinhoe's snakes, salmonoids, heterodon dorbignyi and euophrys modestus

Correspondence with Francis Hemming regarding his report on source papers in the structure of science, meeting of the Zoological Record Committee, memorandums on the Zoological Record, conditions of the Fellowship of the Zoological Society of London, revision of the Bye-Laws, the Secretaryship, visits to Whipsnade, questions to be put to candidates by the President, meetings of the Council and a paper titled 'An Auxiliary Method of Taxonomic Descrption

Handwritten notes on J D Romer's published articles, papers and memoranda, plus a crossed-out distribution list for reprints

A collection of papers mainly relating to the herpetology of Hong Kong, including a typewritten papers entitled 'Notes on the Geckos of Hong Kong', a series of black and white photographs (plus negatives) showing a Hong Kong landscape with accompanying notes detailing the collection of herpetological specimens, a list of reptile and amphibian specimens in Romer's collection, two colour photographs and accompanying sketch of a turtle (Trionyx steindachneri), and Romer's curriculum vitae