| 000 | 00418nam a22001337a 4500 | ||
|---|---|---|---|
| 008 | 141010b2014 xxu||||| |||| 00| 0 eng d | ||
| 245 |
_aGive your telescope a summertime tune-up / _cRingwood, Steve and others |
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| 260 | _cJune 2014; | ||
| 300 | _app. 62 - 68. | ||
| 440 |
_aASTRONOMY NOW; _v28, 6 _93445 |
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| 650 |
_aTELESCOPE MAINTENANCE _93446 |
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| 856 | _uhttp://www.astronomynow.com/magazine.shtml | ||
| 942 | _cBV | ||
| 999 |
_c21921 _d21921 |
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