Wing Leading Edge Temperature Indicator, US Navy 1960 P-3 Orion BOAC A last minute spec change

A last minute spec change

but we recently sold another with US Navy label on its case and 1955 service label

The dial measures 2

Other chapters appear to be intact

Wing Leading Edge Temperature Indicator, US Navy 1960 P-3 Orion BOAC A last minute spec changeThis offer is for an authentic Wing Leading Edge Temperature Indicator, Type 8, Model 1122, made by Fenwal for the US Navy's Sub Hunter Patrol Bomber Lockheed P 3 Orion. This instrument appeared on the P 3 Flight Status Panel in a section called Wind Leading Edge Skin Temp, where the condition of the wings were monitored during flight. The scale reads from 50degC to 175degC. It red lines at 110degC, whereby a red light would illuminate on the panel if