comprising Photographic Lenses. A Simple Treatise by Conrad Beck & Herbert Andrews, featuring R & J Beck lens and camera advertisements circa 1900, Elementary Telephotography by Ernest Marriage (1901), Modern Telephotography by Capt.Owen Wheeler, 1910, inscribed "From the Library of Capt.John Noël, photographer to the first Everest Expedition with Mallory & Irvine", featuring Ross advertisements at the rear, Telephotography by C.F.Lan-Davis, 4th edition 1935 by H.A.Carter and Optics. The Technique of definition by Arthur Cox, 1944, (5)