Title: On the distribution of radiation over the sun's disk and new evidences of the solar variability (with one plate) /
Authors: Abbot, C. G. 1872-1973.; Fowle, Frederick E. 1869-; Aldrich, Loyal Blaine, 1884-1965.; Smithsonian Institution.
Publisher: Smithsonian Institution,
Year: 1916
Subjects: Solar radiation.