Letters from John Anderson to Philip Lutley Sclater regarding the Indian Museum in Calcutta
Letters from James Anderson regarding a proposed Zoological Garden in Edinburgh, with a reply from Philip Lutley Sclater
Letters from Morton Allport to Philip Lutley Sclater about the introduction of salmon to the waters of Tasmania
Letters from William Harrison Ainsworth to David William Mitchell regarding the cancellation of his subscription to the Zoological Society of London
Letters from Alexander Agassiz to Philip Lutley Sclater about the collections of British Museum and Jardin du Plantes, Paris
Letters from Keith Edward Abbott to Edward Turner Bennett regarding bird skins from and for the Zoological Society of London
Copies of letters regarding the drainage system of the gardens of the Zoological Society into Regent's Canal, with accompanying map
Report by William Yarrell and Mitchell about purchase of greyhounds from Abbas Pasha