What you want is available, What I think you should get to start is a Double action Revolver, plain 4 inch barrel like Ruger, S&W or Taurus, Rossi . .38 special or .357 mag. Use target load wadcutters for learning to shoot and hit what you aim at. Practice 2 hand hold, weaver stance and old 'Punch' with one hand shot as British police and military were taught in double action- basic 'point and click' I used to sometimes carry before permit laws. 4 inch colt Police, or 6 inch trooper with 6 inch barrel in .357. , H&R .32 was cab driving gun., 1911 Colt Army surplus was shoulder holster carry for night run deliveries into Chicago, pickup parts warehouse morning.