Discusses various artillery pieces and their mechanical parts. Second volume includes additional information on improvements in gun mounting, the Welin breech mechanism and carriage improvements.
The purpose of this monograph is to cover the operations of the 149th Inf., 38th Inf. Div. in a wide envelopment during the battle of Zig-Zag Pass Road on Bataan, P.I., January through February 1945.
This paper discusses the lack of uniformity in titles of staff officers in various AAF headquarters that results in undue confusion and loss of efficiency.