Letter from Edward Greenaway to Nicholas Aylward Vigors regarding the opening of the gardens of the Zoological Society of London on Good Friday when other exhibitions in London were closed

Copies of letters regarding the drainage system of the gardens of the Zoological Society into Regent's Canal, with accompanying map

Letter from Arthur F Astley to Philip Lutley Sclater regarding the subject of reptile feeding at the Zoo

Letter from George Earle Buckle to Philip Lutley Sclater regarding reports of meetings of the Zoological Society of London

Letter from Budd, Johnsons and Jecks to Philip Lutley Sclater regarding the sale of spirits at the proposed tea room for Fellows

Letters from Arthur Gardiner Butler to Philip Lutley Sclater regarding attendance at committee meetings and illustrations for publications

Remarks by Abraham Dee Bartlett on Mr Gambier Bolton's paper about suggested improvements at the Gardens of the Zoological Society of London

Minutes of the Management Committee of the Zoological Society of London

The object of the Joint Consultative Committee was to afford a means of consultation between the Zoo management and its employees. Its function was advisory, not executive, and any decision taken were in the form of recommendations to the Controller

Articles of Association, 1923; Scientific Periodicals Committee minutes, 1922-1923; original drafts and notes on composition of World List, 1921-1922