Unknown PPK marking

[old siagon]

Gentlemen,

Can anyone identify this marking? "P.M. 1940"
Thank you,
Vince

[JoeW]

Saw one of those on a table at the SOS. What a mystery.

[hochadler]

Unknown PPK marking

According to an advanced PP/ PPK collector and Dieter Marschall in Germany, P. M. stands for Polizieschule Muenster. 1940 was the first procured date and later year pistols continued to be marked the same, for whatever reason.<!-- / message -->