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Vera Wallen books & textbook

Alt-Az Initiative : Telescope, Mirror, and Instrument Development

Russell M. Genet  Jolyon M. Johnson  Vera Wallen  

Collins Foundation Press /2010-01-01 Paperback
isbn-10: 0978844149 / isbn-13: 9780978844141
   

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Small Telescopes and Astronomical Research (The Astronomy Series, 1st)

Russell M. Genet  Jolyon M. Johnson  Vera Wallen  

Collins Foundation Press /2010-01-01 Flexibound
isbn-10: 0978844130 / isbn-13: 9780978844134
   

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