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Graphics for engineers : visualization, communication, and design
Randolph P. Hoelscher, Clifford H. Spring...
Bok Engelsk 1968
Basic drawing for engineering technology
Randolph P. Hoelscher, Clifford H. Spring...
Bok Engelsk 1964
Graphic aids in engineering computation
Randolph P. Hoelscher, Joseph Norman Arno...
Bok Engelsk 1952
Industrial production illustration for students, draftsmen and illustrators
Hoelscher, Randolph P.
Bok Engelsk 1943