000			00413nam a2200169Ia 4500
041			_aeng
082			_aR521 _bMEN
100			_aMenzel, Donald H
245		0	_aAstronomy
260			_aNew York _bRondom House, Inc.
300			_a320 p.
500			_aAppendix, Glossary, Illustrations, maps ; Index
650			_aAstronomy
650			_aSciences
942			_cBK
008			190315s9999||||xx |||||||||||||| ||und||
999			_c3988 _d3988