I don't really know what it is, but its old

[firefree]

Originally Posted by CavScoutEurope

I don't know that the Germans ground off the chamber date. I have a 1916 DWM that still has her chamber date and even has the Russian capture marks on it from when the Soviets captured her during the Second World War. The East Germans didn't ground off the date either. My guess is that whoever nickel plated you Luger ground off the date for whatever reason.

I don't know it either. But these folks here know much much more than me.
Now I am wondering if any Police records surrvived.