00382nam a2200145Ia 4500003000900000008004100009040001600050080001200066100002400078245005600102260003000158300001700188650001400205650001700219IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a52bMOU  aMoulton, Forest Ray 3aAn introduction to astronomycForest Ray Moulton     aNew YorkbMacmillanc1906  axviii, 557p.  aAstronomy  aAstrophysics