Letter from W Claud Harris regarding a Salamander which was sent to Joan Procter
Letters from Sir Peter Chalmers Mitchell to Joan Procter regarding a meeting of the Aquarium Committee and Procter's assistance in designing and making models of the rockwork decoration for the tanks
Letter from Cecilia Payne to Joan Procter a request to see Procter before she goes to college, and Procter's work on Salamanders
Letters from Albert Pinch of The Radium Institute to Joan Procter regarding her papers on the Pit Viper, 'Skull and Affinities of Rana Subsigillata, and 'Testudo Loveridgii Blgr'
Letters from Alexander Ruthven of the University of Michigan, congratulating Joan Procter on her appointment at the Zoological Society of London
Letter from Dick to Joan Procter, thanking her for the monograph and other matters
Letter from Jessie to Joan Procter regarding the recent birth of her daughter, house hunting and mutual friends
Letter in Italian from June Allen to Joan Procter
Letters from Thomas Barbour of the Museum of Comparative Zoology in Cambridge Massachusetts, regarding anoles and Joan Procter's paper on Loveridge's Tortoise, her appointment at the Zoological Society of London, lost reprints, and the Zoological Record
Letter from St J Bolkay regarding Joan Procter leaving the British Museum