| Description | 5 letters to Dr Nigel Leader-Williams, Dept of Wildlife, Ivory Room, Dar Es Salaam, Tanzania and University of Cambridge, Cambridge, United Kingdom from Dr Michael Shaffer, British Museum (Natural History) and 6 from Dr Leader-Williams. 1 letter from Danie J Pienaar, National Parks Board, Kruger National Park, South Africa and 1 from a Dr Brian R Stuckenberg, addressed to a Leo. 1 letter addressed to Dani J Pienaar from Dr Leader-Williams |