Correspondence between Sir Sidney Frederick Harmer and Joan Procter regarding Procter's remuneration and the Natural History Museum, articles in the press about Procter, a joint paper published by Procter and Dr Malcolm Smith, and Procter leaving the Natural History Museum

The Association of British Zoologists was formed at the Meeting of British Zoologists on 5 Jan 1929 "to ensure a permanent organisation, with a Council which can represent British Zoologists between their annual Meetings". The first Council meeting was on 11 Jan 1930. Final meeting held 13 Jan 1973.

Correspondence between the Avicultural Society and George Soper Cansdale regarding an invitation for Cansdale and his wife to attended the nineteenth Meeting and Dinner of the British Aviculturists' Club, and ten Blue Masked Lovebirds that had arrived from the San Diego Zoo

Letter from William Baibugge seeking support of Fellows of the Zoological Society of London for the establishment of a reference library

Letter from J Berkeliuss referring to a letter from Edward Turner Bennett of 2nd August on contact between the Zoological Society of London and academy of sciences

Correspondence between Clarence Bartlett, Philip Lutley Sclater and Balmoral Castle regarding the skin and skeleton of a giraffe and the donation of the skin to the Natural History Museum. Also telegrams from Balmoral Castle sending the Queen's condolences on the death of the giraffe and her request that it should be buried

Letter from Lewis Adolphus Bernays to Philip Lutley Sclater regarding the Acclimatisation Society of Queensland

Letter from Henry Francis Blanford to Philip Lutley Sclater regarding an application from the Prosector's assistant at the Zoological Society of London for the post of Osteologist at the Indian Museum

Letters from Arthur E Brown of the Zoological Society of Philadelphia, to Philip Lutley Sclater regarding the birth of an African elephant

Correspondence between Philip Manson-Bahr and Geoffrey Marr Vevers regarding research into zoology in relation to tropical medicine, a meeting of the Association of Bird Watchers and Wardens at the Zoological Society of London, and paintings of Birds of Paradise