00395nam a2200145Ia 45000010005000000030004000050050017000090080041000260400011000670410008000780820018000861000019001042450101001237000025002243787Ost20260507154754.0251113s9999||||xx |||||||||||||| ||eng||  cnitttr  aeng  a629.4bL579E   aLevitt,  I. M. 0aExploring the secrets of space :b astronomy for the layman /cLevitt, I. M., Cole, Dandridge M.  a Cole,  Dandridge M.