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The Astrophysical Journal, Vol. 50: An International Review of Spectroscopy and Astronomical Physics; July-December, 1919 (Classic Reprint) (Paperback)
The Astrophysical Journal, Vol. 12: An International Review of Spectroscopy and Astronomical Physics; June-December, 1900 (Classic Reprint) (Paperback)
The Astrophysical Journal, Vol. 40: An International Review of Spectroscopy and Astronomical Physics; July-December, 1914 (Classic Reprint) (Paperback)
The Spectrum of the High Potential Discharge Between Metallic Electrodes in Liquids and in Gases at High Pressures: Between Metallic Electrodes in Liq (Paperback)