United Kingdom. A Verners Pattern Mark Vii Prismatic Compass, 1917 certificate_of_authenticity assigned to the 341st Operations

assigned to the 341st Operations Group

the base with a recessed medal bed in steel blue felt

the Canadian Engineers Training Depot

going on to become a Professor in the School of Mining at Queen's University in Kingston

Dhanna Singh

United Kingdom. A Verners Pattern Mark Vii Prismatic Compass, 1917 certificate_of_authenticity assigned to the 341st OperationsIn brass, the exterior presents a lid impressed VERNERS PATTERN VII on the top, a central glass window, and a fixed sight arm, the base presents engraved with cardinal, half cardinal, false points and numerical values ranging from 1 35, a momentary bearing lock at 11 oclock, a sliding transit lock at 4 oclock, the triangular hinged prism at the rear of the compass can be tilted up, a large bow is attached to the base of the prism, the bottom is