000 00294nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a671.821 B565
100 _aBETTERLEY.M.L
245 0 _aSHEET METAL DRAFTING
260 _aNEW YORK
_bMcGraw-Hill
_c1961
300 _a25X19
942 _cBK
_2DDC
999 _c11200
_d11200