000 00252nam a2200109Ia 4500
008 160710s1958 xx 000 0 und d
100 _aALLEN,R.M.
245 _aPHOTOMIERGRAPHY
260 _bD. VAN NOSTRAND CO.
_c1958
300 _a441
942 _2ddc
_cB
999 _c21762
_d21762