Parkinson, A.C.
Foundations of technical drawing metric and third-angle edition A. C. Parkinson - Metric ed. - London Pitman 1968 - viii, 152 p. illus.
Mechanical drawing
Foundations of technical drawing metric and third-angle edition A. C. Parkinson - Metric ed. - London Pitman 1968 - viii, 152 p. illus.
Mechanical drawing