00301nam a2200109Ia 4500008004100000082001900041100002000060245004100080260003300121650001600154700002100170220204s9999    xx            000 0 und d  a621.9.022bGRA  aGraf,  Rudolf F 0aUNR illustrated guide to power tools  aNew YorkbVan Nostrandc1978  aPower tools  aWhalen, George J