an Entity references as follows:
Forms of the United States War Department, Office of the Chief of Ordnance, are handbooks, descriptions, instructions, that would later be called technical manuals (TM's): a technical description of a cannon, machine-gun, rifle, pistol, revolver, some wagons and trucks belonging to the artillery and ammunition, also some field manuals (FM's).The forms have their own numbers, at least through no. 2050.