Phys. Rev. 3, 487 - 488 (1914)

A Displacement of Arc Lines Not Due to Pressure

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Charles E. St. John and Harold D. Babcock
Mt. Wilson Observatory, California

©1914 The American Physical Society

URL: http://link.aps.org/abstract/PR/v3/p487
DOI: 10.1103/PhysRev.3.487