000 00332pam a2200133a 44500
082 _a621.7
_bD551c
100 _aDickason, Alfred
245 1 _aCALCULATION OF SHEET METAL WORK
_cFOR STUDENTS AND CRAFTSMEN
260 _aLondon
_bPitman
_c1960
300 _a250
650 _aSheet-Metal Work
964 _gCIRC
997 _a5604 C
999 _c435700
_d435700