Asaph Hall Jr.

Sunspot Observations from 1895 by C.S. Woodard observed from Detroit Observatory

This post is by KyungJun Kim Location of the Original: Collection Name: Observatory University of Michigan records 1855 – 1985 Call Number: 87299 Blmu Bimu C455 2 Box Number: Box 4 Folder Title: Detroit Observatory, later U-M Observatory, Ann Arbor, Mich. Sunspot Observations, 1892-1895, C.S. Woodard Date created: 1895 February: On the sunspot graphs, there is writing …

Sunspot Observations from 1895 by C.S. Woodard observed from Detroit ObservatoryRead More »