000 | 00371nam a2200181 4500 | ||
---|---|---|---|
020 |
_a _c |
||
082 | _a520 HES-S | ||
100 | _aHess, Wilmot N | ||
245 | _aSpace science | ||
250 | _a | ||
260 |
_aBlackie & Son Ltd., Bobmay _c1965 |
||
300 | _a920 | ||
490 | _a | ||
500 | _a | ||
590 |
_arvr _b _c |
||
650 | _aAstronomy & allied sciences | ||
942 | _cBK | ||
999 |
_c475824 _d475824 |