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John Adelbert Parkhurst
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John Adelbert Parkhurst

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The Spectra of Stars of Secchi's Fourth Type on Hardback by George Ellery Hale
$91.00
The Spectra of Stars of Secchi's Fourth Type
by George Ellery Hale ~ Hardback
Available - Usually ships in 3-4 weeks
Researches in Stellar Photometry During the Years 1894 to 1906 on Hardback by John Adelbert Parkhurst
$96.00
Researches in Stellar Photometry During the Years 1894 to 1906
by John Adelbert Parkhurst ~ Hardback
Available - Usually ships in 3-4 weeks
The Spectra of Stars of Secchi's Fourth Type (1908) on Paperback by George Ellery Hale
$71.00
The Spectra of Stars of Secchi's Fourth Type (1908)
by George Ellery Hale ~ Paperback
Available - Usually ships in 3-4 weeks