![Experimental semi-automatic rifles, 1919-1931- excluding Garand's and Pedersen's rifles - Springfield Armory National Historic Site (U.S. National Park Service) Experimental semi-automatic rifles, 1919-1931- excluding Garand's and Pedersen's rifles - Springfield Armory National Historic Site (U.S. National Park Service)](https://home.nps.gov/spar/learn/historyculture/images/Thompson_T_rifles_rt_sd.jpg?maxwidth=650&autorotate=false)
Experimental semi-automatic rifles, 1919-1931- excluding Garand's and Pedersen's rifles - Springfield Armory National Historic Site (U.S. National Park Service)
Army Announces 2 New Rifles for Close-Combat Soldiers > U.S. Department of Defense > Defense Department News
Army Announces 2 New Rifles for Close-Combat Soldiers > U.S. Department of Defense > Defense Department News
![Test: two different AR-15 Core Elite semi-automatic rifles in .223 Remington from ZEV Technologies | all4shooters Test: two different AR-15 Core Elite semi-automatic rifles in .223 Remington from ZEV Technologies | all4shooters](https://www.all4shooters.com/en/shooting/rifles/test-zev-ar-15-core-elite-semi-automatic-rifle-in-223-remington/v07-zef-ar-15-mh-02.jpg)