Sheet metal shop drawing.
Bretz, Howard.
Sheet metal shop drawing. - New York, Industrial Press [1971] - xi, 305 p. illus., plans. 29 cm.
0831130229
Metallurgical And Material Engineering
Air ducts.
Mechanical drawing.
671.82 / BRE
Sheet metal shop drawing. - New York, Industrial Press [1971] - xi, 305 p. illus., plans. 29 cm.
0831130229
Metallurgical And Material Engineering
Air ducts.
Mechanical drawing.
671.82 / BRE