Details

M-99c

Square: Folding

Folding square with mitred hinge. Has plumb-bob aperture and hole near end of one limb for plumb-line. End of limb is scallop-cut and notched.

"Butterfield Aparis". "Ponce De Roy", on the lower edge of the x-axis.

"Ponce Du Rhin" on the left edge of the y-axis.

France

	Imperial(in)		Metric(cm)
Height			0.4
Width			1.8
Depth			19
Diameter
Circumference

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