Best I can come up with… AP - 2,500 fps (762 mps) (new gun) AP - 2,425 fps (739 mps) (average gun) AP - 1,800 fps (549 mps) (reduced charge) HC - 2,690 fps (820 mps) (new gun) HC - 2,615 fps (797 mps) (average gun) HC - 2,075 fps (632 mps) (reduced charge) When the smokeless propellants...