Welding; a practical treatise on the applications of electric, gas, and thermit welding to manufacturing and repair work,
Cravens, George W.
Welding; a practical treatise on the applications of electric, gas, and thermit welding to manufacturing and repair work, by George W. Cravens ... - Chicago, American School of Correspondence, 1914. - 4 p. l., 138 p., 1 l., 8 p. illus., pl. 21 cm.
Welding.
TS227 / .C7
Welding; a practical treatise on the applications of electric, gas, and thermit welding to manufacturing and repair work, by George W. Cravens ... - Chicago, American School of Correspondence, 1914. - 4 p. l., 138 p., 1 l., 8 p. illus., pl. 21 cm.
Welding.
TS227 / .C7