000 00257nam a2200109Ia 4500
008 160710s1943 xx 000 0 und d
100 _aWILLIS A.G
245 _aELEMENTS OF QUALITY AND SURVEYING
260 _bLOCKWOOD
_c1943
300 _a272
942 _2ddc
_cB
999 _c4855
_d4855