"0, . "
engineering industry training board: modules fabrication engineering practices/ - ed. - . - "66, 8p.; 26 cm."
0 85083 187 3
TI07 / .E45 1972
engineering industry training board: modules fabrication engineering practices/ - ed. - . - "66, 8p.; 26 cm."
0 85083 187 3
TI07 / .E45 1972