Department of the Army Technical Manual TM 10-4500-200-13.  Operator, Organizational and Direct Support Maintenance Manual Including Repair Parts and Special Tools List.  Heaters, Space:  Radiant Type, Portable (Type 1, Model M1941, Solid Fuel) FSN 4520-257-4877 (Type II Model M1941, Liquid Fuel) FSN 4520-927-4214 (Yukon Model M1950, Solid or Liquid Fuel) FSN 4520-287-3353 .  Heaters, Immersion: Liquid Fuel Fired, for Corrugated Cans, (All Makes and Models) FSN 4540-266-6835 (Preway Model 447-2EX) FSN 4540-453-9140 For Tank Trailer, (All Makes and Models) FSN 4540-266-6834.  This manual has a Change Booklet numbered 19 that comes with.  The original manual is dated  December 1969, and the change manual is dated November 30, 1994.  These manuals ship for free with USPS Media Mail, and we only ship to the lower 48 states.