Détails

W-115

Protractor: Rectangular

Ivory rectangular protractor with tapered edges. Vertical line marking center for angle measurement in middle of bottom edge is marked "40".

Below protractor scales of the upper edge: "J. CAIL NEWCASTLE-ON-TYNE".

c. 1825-65

England

	Imperial(in)		Metric(cm)
Height			0.2
Width			15.1
Depth			4
Diameter
Circumference

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