Portrait of the Dancer, Ram Gopal, c.1940, toned silver gelatin print, image size, 255mm 185mm, with photographers blindstamp, lower margin, signed and titled in pencil verso and with photographers studio stamp, together with a group of related emphemera from the collection of Eardley Knollys, including various Sotheby's Auction catalogues for Ballet Art Sales, a catalogue for the Nijinsky exhibition in 1937 which he produced, and a copy of Anna Pavlova by Cyril Beamount