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engineering drawing and materials for mechanical: engineering technicians/ - 1 ed. - uk : the english u. press ltd 1966. - "vii, 131p.; 26 cm."
744. 442
engineering drawing and materials for mechanical: engineering technicians/ - 1 ed. - uk : the english u. press ltd 1966. - "vii, 131p.; 26 cm."
744. 442