Proof tests and proof marks

Publisher

Army Ordnance Association Type Monograph/Item

Place of publication

Washington, DC

Date of publication

nd

Reference

RAL 00181

Note

Reprinted from: Army Ordnance. Vol. 14, no. 81 (November-December 1933), 140-???; Vol. 14, no. 82 (January-February, 1934), 225-???; Vol. 14, no. 83 (March-April 1934), 293-???; Vol. 14, no. 84 (May-June 1934), 354-???; Vol. 15, no. 85 (July-August 1934), 32-??