Correspondence with Harding Cox requesting Joan Procter to write a book on Reptiles for general readers
Letter from Rodney E Ellis regarding Joan Procter's appointment at the Zoological Society of London, and her article on how to keep a lizard
Letter from Frances Ralph Gray thanking Joan Procter for sending two new papers
Letter from Lady Pamela Grey of Falloden requesting to meet with Joan Procter 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 Edith Legge to Joan Procter regarding Procter's health and lectures
Letter from Marguerite McArthur to Joan Procter regarding a request for Procter bind books
Various postcards and letters for Joan Procter. Also notes on the Procter family from Fletcher's History of Yorkshire, tickets to an investiture by H.M. The King and a note from the Zoological Society of London to inform Procter that the Committee of Publication had accepted her paper on descriptions of a new Tree Frog
Postcard to Joan Procter from M Phisalix to say that they did not publish any work about reptiles during 1920
Letter from Karl Schmidt, Assistant Curator of Reptiles and Amphibians at the Field Museum of Natural History, regarding Procter leaving the British Museum and accepting an appointment at the Zoological Society of London