000 00273nam a22001217a 4500
008 170911b xxu||||| |||| 00| 0 eng d
041 _aeng
080 _a52
100 _a42
101 _aAST
245 _aSOURCE BOOK IN ASTRONOMY 1900-1950
_cSHAPLEY, H
942 _2udc
_cBK
999 _c27031
_d27031