Quote Originally Posted by Peter Laidlericon View Post
...snip... The Mk1* marking is a bit of a mystery and nobody really knows why it is marked on a small batch of their rifles. I suspect a breakdown in communication somewhere as they didn't make any TRUE Mk1* rifles
I'm more intrigued by the No4 MkI " marking which appears approx.? the same time.

Any idea what change ( " ) refers to?