000 00331nam a2200145Ia 4500
008 170101s1954 xx 000 0 und d
082 _a520 S48B
100 _aSKILLING, William T
245 0 _aBrief text in astronomy
260 _bN.Y
_c1954
300 _a327p
650 _aASTRONOMY
653 _aASTRONOMY
942 _2ddc
_cB
999 _c10017
_d10017