American national screw thread tables for shop use ; I: Standard Threads : (Coarse and fine Thread Series)

UB Braunschweig | 1929

American National special screw threads

Engineering Index Backfile | 1930

American national standard screw threads

Engineering Index Backfile | 1930

Screw-thread standards for federal services 1957 / U.S. Department of Commerce, National Bureau of Standards ; Pt. 1: Unified, American, American national, and national miniature threads

USA, National Bureau of Standards | TIBKAT | 1961

Screw-thread standards for federal services 1957 / U.S. Department of Commerce, National Bureau of Standards ; Pt. 1: Unified, American, American national, and national miniature threads

USA, National Bureau of Standards | UB Braunschweig | 1957