Details

M-220

Protractor: Proportional

An instrument for military surveying and artillery use. Two legs joined with a circular hinge which is screwed to a third central leg. A cursor with a milled locking screw slides along the central leg and is attached by two arms to outer legs.

Unsigned.

Germany

	Imperial(in)		Metric(cm)
Height			1.4
Width			5.5
Depth			38.4
Diameter
Circumference

	Imperial(in)		Metric(cm)
Height
Width
Depth
Diameter