000 00283nam a2200109Ia 4500
008 160710s1958 xx 000 0 und d
082 _a526.6 GRE
245 _aTHE TEXT BOOK OF FIELD ASTRONOMY 1958
260 _bHER MAJESTY STATIONERY OFFICE
_c1958
300 _a245
942 _2ddc
_cB
999 _c23949
_d23949