5 public-domain matches

Astrophysique

Cover of Eddington philosophe

Eddington philosophe

Florian Laguens

Cover of The Astrophysical journal

The Astrophysical journal

American Astronomical Society

Cover of The sun and the welfare of man

The sun and the welfare of man

C. G. Abbot

Cover of The secret of heroism

The secret of heroism

William Lyon Mackenzie King

Cover of New Concepts in Imaging: Optical and Statistical Models

New Concepts in Imaging: Optical and Statistical Models

Unknown author