000 00392nam a2200157Ia 4500
020 _a9780766028081
082 _bT-496
_a500
100 _a"Gardner, Robert"
245 0 _aAstronomy Projects with an Observatory
260 _bEnslow Publishers, Inc.
_aUSA
_c2007
300 _a128
942 _cBK
944 _cText Books
999 _c817660
_d817660