Parallel Ruler

parallel ruler

INSTRUMENTS - PARALLEL RULES
wood; metal
overall: 5 7/8 x 1 1/4 x 1/8 in. (closed); 9 3/8 x 1 1/4 x 1/8 in. (open)

Wood and bronze parallel ruler. No markings, no date, no maker. Part of mathematical instrument set 1977.92.1433.ab. Overall fair condition. Overall: 5 7/8 x 1 1/4 x 1/4 (closed); 9 3/8 x 1 1/4 x 1/4 in. (open).

1977.92.1433.A.2