 The four surviving Gill copies are in the Victoria and Albert Museum in London; a number of his drawings are in the British Library.Gill remained based at Ajanta for the rest of his life, also making tours to other ancient sites in India.He took up photography, including stereoscopy, in about 1856, and much of his photographic work is published in two books, "The Rock-Cut Temples of India", and "One Hundred Stereoscopic Illustrations of Architecture and Natural History in Western India", with notes by James Fergusson.