U.S. Department of Commerce
view article (9.993612)
Report of the National Screw Thread Commission. Revised, 1924, Authorized by Congress, July 18, 1918, H.R. 10852 as Approved August 19, 1924.
Department of Commerce, Washington, DC
Miscellaneous Publication No. 61,
February 11, 1925,
179 p.