Pitot Tube Type D-1, USN 88-T-3000 C-130 which allowed it to be

which allowed it to be moved to the side during a bombing run

It is missing its rear cover

published by the USAF Strategic Air Command in 1954

It has a date stamp of January 14

This is an original WWII-era manual

Pitot Tube Type D-1, USN 88-T-3000 C-130 which allowed it to beThis is a WWII era Pitot Tube, Type D 1 (also AN5816 2), as used by aircraft of the US Army Air Force and US Navy, such as bombers B 24 Liberator, B 25 Mitchell, B 26 Marauder, and A 26 Invader, fighters P 39 Airacobra, P 40 Warhawk, and P 47 Thunderbolt, dive bomber SBD Dauntless, and torpedo bomber TBM Avenger (see illustration from the TBM Erection and Maintenance Manual dated 1944). On most bombers, this pitot tube would be mounted on a stanchion