WW2 Thompson 1928A1 Manual – TM 9-1215 Dated March 1, 1942 and printed by the Government Printing Office in Washington, DC. with 28 pages plus cardstock covers measuring 6 inches by 9 inches approximately.
This Manual has Reference Library ink stamped on the front cover and inside it has a number of Thompson related information pages pasted inside. In the inside front cover is a single page with specifications on the 1928A1 Thompson then in the back on the last page outside has another spec sheet folded in half and pasted on it and the rear cover inside also has another sheet pasted to it, not sure who or when it was done but appears to have been there for a while, makes for an interesting manual.