310 Series 6" in Flat Pocket Scales

6 four-bevel white scales made of high-impact lightweight plastic. Printed graduations. Supplied in vinyl sheath.

Architect graduations: divided 1/8, 1/4, 1/2, 1, 3/8, 3/4, 1½, and 3" to the foot.

Engineer graduations: divided 10, and 50, 30 and 40 parts to the inch: not double numbered.