Out-letters of Peter Chalmers Mitchell
Letter from Louise from Joan Procter regarding mutual friends and their family
Letter from Arthur Loveridge of the Museum of Comparative Zoology at Harvard University, to Joan Procter regarding a shipment of reptiles for London Zoo
Letter from Ernest William MacBride, thanking Joan Procter for her paper on Testudo
Letter from Sir Compton Mackenzie to Joan Procter regarding shipments of shells he sent to her
Letter from Maria to Joan Procter about her life at Newnham College, Cambridge
Letter from Mary to Joan Procter regarding life at Newnham College, Cambridge
Letter from Marguerite McArthur to Joan Procter regarding a request for Procter bind books
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
Letters from Nanny to Joan Procter, thanking her for tickets to the Zoo and other matters