Drafting for trades & industry : mechanical & electronic /
Nelson, John A., 1935-
Drafting for trades & industry : mechanical & electronic / Drafting for trades and industry : mechanical and electronic John A. Nelson. - Albany : Delmar Publishers, c1979. - 317 p. : ill. ; 31 cm.
0827318464
77-091450
Electronic drafting.
Machinery--Drawings.
Mechanical drawing.
T353 / .N44 1979
621/.022/1
Drafting for trades & industry : mechanical & electronic / Drafting for trades and industry : mechanical and electronic John A. Nelson. - Albany : Delmar Publishers, c1979. - 317 p. : ill. ; 31 cm.
0827318464
77-091450
Electronic drafting.
Machinery--Drawings.
Mechanical drawing.
T353 / .N44 1979
621/.022/1
