00440pamaa2200157 4500 0000032873 20060619090000.0 0750654066 621.815 SAL 2002 TJ230 SAL 2002 SALMON Mechanical engineering level 2 NVQ David Salmon, Penny Powdrill. Oxford: Newnes, 2002. xvii, 450p.: ill; 27cm. Machinery -- Design Powdrill, Penny