Not to mention that virtually all of the Aircrewmen revolvers were run through crushers by the Air Force.
Problem is, you'll occsionally see a Model 12 Airweight with an early aluminum cylinder being passed off, either on purpose (fake) or by someone who doesn't know what he has) as an M12.
Even worse are the idiots (frauds) who try to pass on the standard Model 12 with a steel cylinder as an M12 Aircrewman.
"The gift which I am sending you is called a dog, and is in fact the most precious and valuable possession of mankind" -Theodorus Gaza
Baby Jesus cries when the fat redneck doesn't have military-grade firepower.