U.S.ARMY SPECFICATION NO. 50-12-3, POWDER, CANNON, SMOKLESS, FNH AND NH. U.S. Army. (Used) Washington DC: U.S. Army, March 14,1939. Softcover. 12 pages, Good-very Good. Item #14704 Price: $10.00 See our Home Page before ordering. Add to Cart Ask a Question See all items in Used See all items by U S. Army