"woolven, s j. "
practical geometry for technical drawing: / s.j. woolven - ed. - uk : cambridge 1967. - "viii, 256p.; 26 cm."
QA464 / ,W66 1967
practical geometry for technical drawing: / s.j. woolven - ed. - uk : cambridge 1967. - "viii, 256p.; 26 cm."
QA464 / ,W66 1967