000 00261nam a2200109Ia 4500
008 220204s9999 xx 000 0 und d
082 _a621.744
_bABB.3
100 _aAbbot, W
245 0 _aTechnical drawing. Pt 3
260 _aLondon
_bBlackie
_c1959
942 _cBK
999 _c43269
_d43269