"bedford, john . "
technical graphics book 1: / john.. bedford - 1 ed. - uk : john murray 1985. - "iv, 91p.; 24 cm."
0-7195-4097-6
technical drawing--
604. 24 bed
technical graphics book 1: / john.. bedford - 1 ed. - uk : john murray 1985. - "iv, 91p.; 24 cm."
0-7195-4097-6
technical drawing--
604. 24 bed