Dettagli

N-46

Open, semi-circular protractor. Outer edge of protractor rings are sloped. Upper edge of base bar is sloped, with notch to mark center for angle measurements. Crudity of signature makes it suspect.

"Butterfield AParis".

France

	Imperial(in)		Metric(cm)
Height			6.9
Width			10
Depth			0.2
Diameter
Circumference

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