Altimeter, Italian Royal Air Force (Regia Aeronautica Italiana), Salmoiraghi BOAC According to AircraftCockpits

According to AircraftCockpits

The scale is interesting in that the long pointer rotates clockwise from the 6 o'clock position indicating altitude in 100 Meters per index tick mark along the outer scale

and used on into the 1950's

as used in B-17s (glass cracked)

Altimeter, Italian Royal Air Force (Regia Aeronautica Italiana), Salmoiraghi BOAC According to AircraftCockpitsThis Italian Altimeter, made by Salmoraghi, was found in Tunisia in a wine cellar operating as an instrument repair shop, according to an attached tag dated May 5, 1945. The tag also reads J. I. C. A. APO 512. From our research, this acronym may be from an office of the Joint Intelligence Collecting Agency office in North Africa, as it appears that Army Post Office 512 was in or near Algiers, Algeria.