| Book | Selector | Unit |
| Armies of the United States | 1942 - Operation Torch | 37mm M1A2 Medium Anti-aircraft Gun |
| Armies of the United States | 1942-43 - Guadalcanal | 37mm M1A2 Medium Anti-aircraft Gun |
| Armies of the United States | 1943 - El Guettar- First US Victory | 37mm M1A2 Medium Anti-aircraft Gun |
| Armies of the United States | 1943 - Kasserine Pass | 37mm M1A2 Medium Anti-aircraft Gun |
| Armies of the United States | 1943 - Operation Avalanche | 37mm M1A2 Medium Anti-aircraft Gun |
| Armies of the United States | 1943 - Operation Husky | 37mm M1A2 Medium Anti-aircraft Gun |
| Armies of the United States | 1943 - Rommel's Defeat | 37mm M1A2 Medium Anti-aircraft Gun |
| Armies of the United States | 1944 - Anzio, The Road To Rome | 37mm M1A2 Medium Anti-aircraft Gun |
| Armies of the United States | 1944 - Cassino | 37mm M1A2 Medium Anti-aircraft Gun |
| Armies of the United States | 1944 - Normandy | 37mm M1A2 Medium Anti-aircraft Gun |
| Armies of the United States | 1944 - Operation Cobra | 37mm M1A2 Medium Anti-aircraft Gun |
| Armies of the United States | Battling Bastards of Bataan | 37mm M1A2 Medium Anti-aircraft Gun |
| Armies of the United States | U.S. Reinforced Platoon | 37mm M1A2 Medium Anti-aircraft Gun |
| D-Day: Overlord | US D-Day (Afternoon) | 37mm M1A2 Medium Anti-aircraft Gun |
| D-Day: US Sector | Darby's Rangers | 37mm M1A2 Medium Anti-aircraft Gun |
| D-Day: US Sector | Late-War Ranger Company | 37mm M1A2 Medium Anti-aircraft Gun |
| D-Day: US Sector | Late-War Rangers Mortar Company | 37mm M1A2 Medium Anti-aircraft Gun |
| D-Day: US Sector | US Army Light Artillery Battalion Firing Battery | 37mm M1A2 Medium Anti-aircraft Gun |
| D-Day: US Sector | US Army Machinegun Platoon | 37mm M1A2 Medium Anti-aircraft Gun |
| D-Day: US Sector | US Army Mortar Platoon | 37mm M1A2 Medium Anti-aircraft Gun |
| D-Day: US Sector | US Army Weapons Platoon | 37mm M1A2 Medium Anti-aircraft Gun |
| Italy: Soft Underbelly | 1st Infantry Division (Sicily) | 37mm M1A2 Medium Anti-aircraft Gun |
| Italy: Soft Underbelly | VI Corps | 37mm M1A2 Medium Anti-aircraft Gun |
| Italy: Tough Gut | Cassino Tank/Tank Destroyer Tank Platoon | 37mm M1A2 Medium Anti-aircraft Gun |
| Italy: Tough Gut | FSSF (Anizo Stalemate and Breakout) | 37mm M1A2 Medium Anti-aircraft Gun |
| Italy: Tough Gut | II Corps (From Gustav Line to Rome) | 37mm M1A2 Medium Anti-aircraft Gun |
| Italy: Tough Gut | Task Force Harmon | 37mm M1A2 Medium Anti-aircraft Gun |
| Italy: Tough Gut | US II Corps (Cassino Jan-Feb 1944) | 37mm M1A2 Medium Anti-aircraft Gun |
| Italy: Tough Gut | VI Corps (Anzio Breakout) | 37mm M1A2 Medium Anti-aircraft Gun |
| Italy: Tough Gut | VI Corps (Anzio, Jan-Feb 1944) | 37mm M1A2 Medium Anti-aircraft Gun |
| Konflikt '47 rule book | US K47 + BA Reinforced Platoon | 37mm M1A2 Medium Anti-aircraft Gun |
| New Guinea | Defence of Milne Bay | 37mm M1A2 Medium Anti-aircraft Gun |
| New Guinea | US Army Late War, New Guinea | 37mm M1A2 Medium Anti-aircraft Gun |
| Tank Wars | U.S. Tank Platoon | 37mm M1A2 Medium Anti-aircraft Gun |
