000 00279nam a2200109Ia 4500
008 160710s1956 xx 000 0 und d
100 _aBALL, M.O
245 _aSUBJECT HEADINGS FOR THE INFORMATION FILE
260 _bH.W. WILSON, NEW YORK
_c1956
300 _a179
942 _2ddc
_cB
999 _c19197
_d19197