Letter from W Claud Harris regarding a Salamander which was sent to Joan Procter
Correspondence with Margaret Harris regarding the leopard called Bingo which she sent to London Zoo in 1946, with pictures of Bingo as a cub
Correspondence with Professor J E Harris of the Department of Zoology at the University of Bristol regarding the position of Prosector at the Zoological Society of London
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
Letter from Sir Sidney Frederic Harmer to Peter Chalmers Mitchell regarding money being held for Mrs Minchin