00473nam a2200157Ia 4500003000900000008004100009020001800050040001600068080001200084100002200096245008800118260003900206300001500245650001400260650004100274IN-BaIIA211028s9999    xx            000 0 eng d  a0-7167-0033-6  cIIA Library  a52bCHA  aChapman, Robert D 0aDiscovering AstronomycRobert D Chapman                                              aSan FranciscobW. H. Freemanc1937  axii, 518p.  aAstronomy  aAstronomy and Astrophysics Thesaurus