The 'World List': an alphabetical list of all the periodicals in all countries publishing the results of scientific research, with standard abbreviations for the titles of each. At this point, Peter Chalmers Mitchell was the Chair

The Zoological Record is a print and electronic index of zoological literature. It is the world's oldest continuing database of animal biology. Considered the world's leading taxonomic reference, and with coverage back to 1864

Letters from St George Jackson Mivart to Philip Lutley Sclater regarding papers he was writing for the Zoological Society of London, and his resignation from the Council of the Zoological Society

Letters from Frederick Courteney Selous to Philip Lutley Sclater regarding his papers, notes on his egg collecting trip to Asia Minor, admission to the Gardens of the Zoological Society of London, a donation towards the International Congress of Zoology, notes on the red Rhebuck, meetings the Zoological Society of London, the horns of a white rhinoceros, his election as a corresponding member of the Society and accounts of his travels

Papers regarding a proposed new Nomenclator Zoologicus

Suggested procedure for the acceptance or rejection of scientific papers

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

Herpetological Notebook, 1938-1958: Handwritten notes on JD Romer's published articles, papers and memoranda, plus a crossed-out distribution list for reprints

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