3 prismatic compasses, olive-drab painting on the body, military issue, marked: “U.S.E.D. CREAGH-OSBORNE MARCHING COMPASS. MARK VII. MOD.E. SPERRY GYROSCOPE CO. BROOKLYN, N.Y. In leather carrying cases. “Captain Frank Osborne Creagh-Osborne, Royal Navy, (1867/1943) was Superintendent of Compasses …
3 prismatic compasses, olive-drab painting on the body, military issue, marked: “U.S.E.D. CREAGH-OSBORNE MARCHING COMPASS. MARK VII. MOD.E. SPERRY GYROSCOPE CO. BROOKLYN, N.Y. In leather carrying cases. “Captain Frank Osborne Creagh-Osborne, Royal Navy, (1867/1943) was Superintendent of Compasses with the British Admiralty and inventor. His various inventions were built by H. Hughes & Son Ltd, Dent & Co & Johnson Ltd, Sperry Gyroscopes Co., etc. There exist two versions of a sturdy and heavy LENSATIC marching compass made by SPERRY GYROSCOPE Co. BROOKLYN N.Y.” “MARK VII MOD.E. Technical Data: - Foldable rifle-type sighting system- Adjustable lense- Case: brass- Dimensions: 85 x 60 x 32 mm- Weight: 230 gr- Fluid damped compass card”Quoted material from: http://www.compassmuseum.com/hand/hand_2.htm