MARKINGS

Acceptance & Ordnance Markings

Marking on Feedblock. Broad Arrow. British Ordnance Mark.	Marking on Feedblock. Broad Arrow. British Ordnance Mark.	Marking on Muzzle Attachment Cup. Broad Arrow. British Ordnance Mark.
Marking on Mk. III Spare Parts Box. Broad Arrow. British Ordnance Mark.

Source: Goldsmith, 1994; Skennerton, 1988; 1997)