Accession Number : ADA951619

Title :   Boroscopic Examination of 75-mm Pack Howitzer M1A1E1, Centrifugal Castings Number 903 & 923, & Forging Number 1797,

Corporate Author : WATERTOWN ARSENAL MA

Personal Author(s) : Reed,N. L.

Report Date : 13 SEP 1937

Pagination or Media Count : 13

Descriptors :   *Gun barrels, *Interior ballistics, *Howitzers, *Borescopes, *Defects(Materials), Cavities, Centrifugal casting, Balloting(Interior ballistics), Gun muzzles, Forging

Subject Categories : Ballistics

Distribution Statement : APPROVED FOR PUBLIC RELEASE