Quote Originally Posted by laverdabru View Post
According to the Bruce book, the series stamps were introduced after December 1964 to denote changes to the assembly & to make ordering of spares easier.
At a guess, either your friend has an early one, or someone was having a bad day at the factory & it didn't get stamped.
Are there any markings under the l/hand stock plate, out of interest?
There are no date stampings under the grip as are sometimes seen on other Webley pistols.

Brian