I had a .357 maximum in a Wichita international, looks like a 1911 frame, but a tip up barrel, 10", wish I still had it, 180 grains bullets at 1600 fps, chronographed, 158 - 160 grain, 1800 fps, 125's over 2000 fps.
The ruger was called the SRM. True, TC and Dan Wesson both offered this caliber.