TM 9-285 Shotguns, All Types (English Edition)

SCOPE.
a. This technical manual is intended to serve temporarily (pending
the publication of a more complete revision) to give information and
guidance to personnel of the using arms charged with the operation,
maintenance and minor repair of this materiel.

b. This manual contains in brief the available information necessary
for the identification, operation, care, and cleaning of the shotguns listed
below. In addition is included the disassembly and assembly of the guns
for the purpose of cleaning and lubrication, and available information
on ammunition.

Shotguns covered in this bulletin are as follows:
Winchester Repeater, 12-Gage, Remington Repeater, 12-Gage,
M97 M10
Winchester Repeater, 12-Gage, Remington Repeater, 12-Gage,
M12 M31
Stevens Repeater, 12-Gage, Remington Auto-loading, 12-
M620A Gage, M11
Stevens Repeater, 12-Gage, Remington Auto-loading, 12-
M520 Gage, Sportsman
Stevens Repeater, 12-Gage, Savage, Auto-loading, 12-Gage,
M620 M720
Ithaca Repeater, 12-Gage, M37