Williamson Manufacturing Company: a New Type P.14 hand held aircraft camera, flown over Mount Everest on the 1933 Houston Expedition cross-hair type viewfinder, twin hand grips, crackle finish, no. 108, 8.5in f4.5 Ross Xpres lens (no. 128751), and detachable plateholder 290 x 210 x 210mm.; together with contemporary canvas and leather case and related documentation.
Details: Bonhams TRAVEL & EXPLORATION London, Knightsbridge 4 Dec 2013 11:00 GMT