First Page   Previous   666   667   668   669   670   Next   Last Page 
The observational amateur astronomer

Record DetailXML DetailCite
From casual stargazer to amateur astronomer : how to advance to the next level

Record DetailXML DetailCite
The deep-sky observer’s year : a guide to observing deep-sky objects throughout the year

Record DetailXML DetailCite
Observing and measuring visual double stars

Record DetailXML DetailCite
A field guide to deep-sky objects

Record DetailXML DetailCite
The art and science of CCD astronomy

Record DetailXML DetailCite
The science and art of using telescopes

Record DetailXML DetailCite
Grating spectroscopes and how to use them

Record DetailXML DetailCite
Observing variable stars

Record DetailXML DetailCite
Update : กันยายน 2557

Record DetailXML DetailCite
 First Page   Previous   666   667   668   669   670   Next   Last Page