by Henry Norris Russell
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Astronomy
The HR diagram
Photographic determinations of the posit...
Fate and freedom
Determination of stellar parallax
The arc spectrum of iron (Fe 1)
Luminous stars and associations in galax...
Discours sur les differentes figures des...
Uranometria nova oxoniensis
Aktinometrie der sterne der B.D. bis zur...
1001 Questions Answered About Natural La...
Problems of calibration of absolute magn...