Zero Stock - Antique Prismatic Compass with Clinometer Barkers Patent for Stanley London
SOLD Featured below is a rare example of genuine pocket prismatic compass and clinometer used by surveyors or by the army. This piece was made in the early 1900's by by the well-known scientific instrument maker Francis Barker and Son for Stanley London. The compass is complete and comes with anodized brass case with a fordable prism, sight vane and a nice floating green card. The highly accurate clinometer can be activate by pulling the side brass knob. The original leather case is in excellent condition. Dimensions: 70 mm diameter and 27 mm height.