Hale George Ellery

Ten Years' Work Of A Mountain Observatory

The New Heavens

The New Heavens

The Rumford Spectroheliograph Of The Yerkes Observatory

The New Heavens

The Rotation Period Of The Sun As Determined From The Motion Of The Calcium Flocculi

The Study Of Stellar Evolution: An Account Of Some Recent Methods Of Astrophysical Research

Photography Of The Solar Prominences

The Study Of Stellar Evolution: An Account Of Some Recent Methods Of Astrophysical Research (Classic Reprint)

Photography Of The Solar Prominences

The Spectra Of Stars Of Secchi's Fourth Type

The Rumford Spectroheliograph Of The Yerkes Observatory

The Study Of Stellar Evolution An Account Of Somerecent Methods Of Astrophysical Research

The New Heavens

George Ellery Hale

The New Heavens

The Study Of Stellar Evolution; An Account Of Some Recent Methods Of Astrophysical Research

The Rumford Spectroheliograph Of The Yerkes Observatory

The New Heavens (Classic Reprint)

Ten Years' Work Of A Mountain Observatory: A Brief Account Of The Mount Wilson Solar Observatory Of The Carnegie Institution Of Washington

The Legacy Of George Ellery Hale