Letter from William B Carpenter to Philip Lutley Sclater regarding the projected line of railway along the course of Regent's Canal
Papers regarding the Casson Footbridge
Correspondence and estimates regarding the Casson Footbridge
Letters from Arthur Cates to Philip Lutley Sclater regarding the proposed Regent's Canal Railway
Papers and plans relating to the development of the central area at ZSL London Zoo, including pavilion and shop
Letter from Edgar Chatterton to Philip Lutley Sclater regarding no longer being able to view the animals behind the cages following reports in the newspapers about the way in which the reptiles were being fed in the reptile house
Correspondence with G S Mottershead regarding the International Zoo Year Book
Papers, correspondence and memorandums on a proposed Zoo Cinema
Letters from Kenneth Clark of the National Gallery, to Julian Sorell Huxley regarding John Driberg and Lubetkin's plans for the Elephant House at the the Zoological Society of London