00261nam a2200109Ia 4500100002000000490000600020654002000026245005200046260002200098082001900120546001200139  aCoombs/Clyde F   v2  aprinted circuit  aPrinted circuits workbook series v2 Fabrication  bMcGraw Hillc1988  a621.38174bCOO  aENGLISH