TM 9-294 2.36-inch A.T. Rocket Launcher M1A1 1943-09-27
"This manual is published for the information and guidance of personnel charged with the operation and maintenance of the 2.36-inch AT Rocket Launcher M1A1. It contains information required by the using arms to identify, use, care, and preserve the materiel and the ammunition used therewith. In addition, it contains information required by ordnance personnel for the maintenance and repair of the materiel." Digitized by AHEC (U.S. Army Heritage Collections)
http://www.carlisle.army.mil/ahec/