Colour negatives of Mrs Ray Romer with a baby gorilla at Frankfurt Zoo, and views of Antwerp and Stuttgart Zoo, along with some personal images, dated June to July 1975; Colour negatives of Mrs Ray Romer with a baby gorilla and a baby orangutan at Frankfurt Zoo, along with various views of that zoo and of Hong Kong Zoological and Botanical Gardens, plus some personal images, dated July 1975

Letters from Frederic Brine to Philip Lutley Sclater regarding the living conditions of a gorilla, a sacred white elephant which was said to have been in Siam but which he refuted, and the height and weight of Jumbo and Jenny