Hedley, W. H.
The basis of sheet metal drafting, by W.H. Hedley ... - London, New York [etc.] Longmans, Green and co. [1945] - viii, 118 p. illus., diagrs. 22 cm.
"First published 1945."
46019993
Geometrical drawing.
Geometry, Descriptive.
Sheet-metal work--Patternmaking.
QA464 / .H38 1965
The basis of sheet metal drafting, by W.H. Hedley ... - London, New York [etc.] Longmans, Green and co. [1945] - viii, 118 p. illus., diagrs. 22 cm.
"First published 1945."
46019993
Geometrical drawing.
Geometry, Descriptive.
Sheet-metal work--Patternmaking.
QA464 / .H38 1965