Altimeter, early type by Negretti and Zambra, marked Central Flying School No. II Altimeter, early type by Negretti and Zambra
Airship Altimeter by Short & Mason Ltd., London (Admiralty pattern, c. 1916) Airship Altimeter by Short & Mason Ltd. circa 1916
Altimeter, three pointer type, by Kollsman Instrument Division of Square D Company, New York, United States, 1920-1970. Mfr.'s part number 371K-05 D. Order No. AC26969. Altimeter, three pointer type, 1920-1970 1920-1970
Altimeter, serial no. F1 22322, German manufacture, c. 1944. Digital display in km and single pointer scale 0 to 1km. Altimeter, serial no. F1 22322
A pair of non - identical Aircraft Contacting Altimeter Instruments being Type " C "and Type " EF ". Aircraft Contacting Altimeter Instruments 1940-1945
Roberts Digital Altimeter and Audio-Variometer, Mark IV, for hang-gliders, 1989. By Roberts Glider Instruments, Santa Barbara, California, USA. Roberts Digital Altimeter and Audio-Variometer 1989
Altimeter, Mk XIIIC, Air Ministry reference 6A/445, serial no. 15828/39, by G.E.C., 1939 Altimeter, Mk XIIIC 1939
Dual altimeter and differential pressure ga[u]ge, by Kollsman Instrument Corporation, 1920-1970. Type No. 906 D10-20. serial No. AIR 3538 Dual altimeter and differential pressure gauge, 1920-1970 1920-1970