Searching . . .
White plastic 12" architect scale. Precision divided, the sharp black die-cut graduations will not rub out.
Open divided calibrations include 3/32, 3/16, 1/8, 1/4, 3/8, 1/2, 3/4, 1, 1-1/2, and 3 inches to the foot; and one edge graduated to 16ths.