Original U.S. WWII US Navy Mark 14 Torpedo Navigation Gyroscope with Wartime Dated Plans Archive Historical Military Books army groupings due to the

army groupings due to the fact that relatively few battalions were created

50 inches finely rifled

and was presented with the Distinguished Service Cross on the spot

There is some wear from the runners

replacing the Fokker Trimotors that Byrd previously used

Original U.S. WWII US Navy Mark 14 Torpedo Navigation Gyroscope with Wartime Dated Plans Archive Historical Military Books army groupings due to theOriginal Item: One Of A Kind. Here we have a fantastic piece of WWII and U. S. Navy history: the gyroscope for a WWII Mark 14 Torpedo, along with a treasure trove of original design plans, schematics, and other documents. The Mk14 was the main torpedo used by U. S. Navy Submarines for most of the war, which was subsequently in service for decades afterwards. It was a "wet heater" design torpedo propelled by alcohol and a steam turbine, and the