Drift Sight US Navy Mark VII Viscount or patrol observer

or patrol observer

and altimeter

The Army Type B-16 Direct Reading Magnetic Compass was used across a number of US Army Air Corps and Air Force aicraft during WWII

This aligns with the total fuel capacity of the B-52 B

Drift Sight US Navy Mark VII Viscount or patrol observerThis is a WWII era Drift Sight Mark VII 88 S 900 as used in multi crewed aircraft of the US Navy. A drift sight is used to determine the degree of drift from the intended heading due to cross winds left or right, to permit correction of the course by flight controls. The instrument would either be installed onto an angled periscope installed in the side of the fuselage pointed 90deg to the ground. As the aircraft travels over the earth's surface,