Letter from Harry J Judd to Philip Lutley Sclater regarding his subscription to the Zoological Society of London
Letters from Hartmann W Just to Philip Lutley Sclater, and a draft reply, regarding the transportation of a giraffe for the Queen
Letter from Jacques de Kemaux to Philip Lutley Sclater
Letter from Alfred G Kemp to Philip Lutley Sclater regarding the smoking of pipes in the gardens of the Zoological Society of London
Letters from Sir Henry Keppel to Philip Lutley Sclater regarding the localities of the animals he sent to the gardens of the Zoological Society of London, and giving thanks for a card of admission to the gardens
Letters from James Kerr to Philip Lutley Sclater regarding the paper his son wrote for the Ibis, and the voyage of the Bolivia to Paraguay
Letters from Sir John Graham Kerr to Philip Lutley Sclater regarding lists of birds, his degree course, his collection of birds, and papers
Letter from Philip H Knight to Philip Lutley Sclater regarding his resignation as Fellow of the Zoological Society of London
Letters from Johann Ludwig Gerhard Krefft of the Australian Museum in Sydney, to Philip Lutley Sclater
Letters from Sir Edwin Ray Lankester to Philip Lutley Sclater regarding a house for tropical apes in the gardens of the Zoological Society of London, P T Barnum, and papers on okapi