Articles of Agreement and correspondence between John Warwick with the Zoological Society of London and the Earl of Derby regarding a voyage to Egypt and Nubia to procure live animals and birds for the Zoological Society of Lonon

Letter from John Alger to Philip Lutley Sclater ahead of his visit to Australia

Letter from Leopold Charles Maurice Stennett to Philip Lutley Sclater offering to get anything he wished during his trip to South Africa, and thanking him for a recent zoo ticket

Letter from William Spiers Bruce to Philip Lutley Sclater regarding his intention of visiting the Antarctic and requesting the support of the learned societies, and an offer to secure Antarctic fauna for the Zoological Society of London

Letters from John Samuel Budgett to Philip Lutley Sclater regarding his research on okapis and expeditions to study polypterus

Letters from Hugh Childers to Philip Lutley Sclater regarding expeditions by the Admiralty to observe the transit of venus

Letter from Paul Corin to Philip Lutley Sclater regarding an expedition by Captain Zozilla

Letters from Joseph Cornely to Philip Lutley Sclater regarding a voyage

Letter from Edward Bourke Ellis to Philip Lutley Sclater offering to bring a few gorillas to England on his return from Africa

Letter from Sir Michael Foster of the Royal Society, to Philip Lutley Sclater regarding a proposal for an Antarctic expedition