Huvius:
It is a 3B (3 screws on left side of receiver) pattern.

Thank you for the kind offer, but getting ammunition across the border is a non-starter, both because of your laws, but also because of obscene transport costs.

Huvius & Rockdoc:
More photos will have to wait until December as I am in the process of packing up, as soon as I finish my town chores, and returning to the cottage for the next 6-7 months; the joys of being retired!

:-)

except for the fact that we just have dial-up at the cottage.

:-(