Problems in engineering drawing,
Levens, A. S. 1900-.
Problems in engineering drawing, series 5- By A. S. Levens and A. E. Edstrom. - New York, London, McGraw-Hill book company, inc., 1960 - Various pagings diagrs. 29 cm.
45005046
Mechanical drawing.
744.422076
Problems in engineering drawing, series 5- By A. S. Levens and A. E. Edstrom. - New York, London, McGraw-Hill book company, inc., 1960 - Various pagings diagrs. 29 cm.
45005046
Mechanical drawing.
744.422076