It has been suggested that the three holes in the base of this 1 Pr is to mount or centre it on a lathe.
I have never seen this before on a military projectile and I would be very surprized to see one
accepted for service like this. But does any one have any knowledge of this kind of thing ?
I have never seen this before on a military projectile and I would be very surprized to see one
accepted for service like this. But does any one have any knowledge of this kind of thing ?