Army Air Corps Waltham A-6 Master Navigation Aerochronometers

This pair of Weems-type second-setting “avigation” watches in a shock-mounted case dates from about 1934. One maintained Greenwich Civil Time (later Greenwich Mean Time). The other kept Local Civil Time.

Caption:
This pair of Weems-type second-setting “avigation” watches in a shock-mounted case dates from about 1934.
Type: Artifact
Image Date: 2012
Credit: National Air and Space Museum, Smithsonian Institution
Origin: National Air and Space Museum, Smithsonian Institution
Creator: Eric Long
NASM2012-02191
Navigation Methods
 
This pair of Weems-type second-setting “avigation” watches in a shock-mounted case dates from about 1934.
This pair of Weems-type second-setting “avigation” watches in a shock-mounted case dates from about 1934.