Box 01
Container
Contains 1 Result:
Observations of Sun-Spots, 1907-1908, 1907 - 1908
File — Box: 01, Folder: 11
Identifier: 2015-038.0011
Scope and Contents
Observations of Sun-Spots, 1907-1908
Observations of Sun-Spots, from May 10, 1907 to Dec 11, 1908. St. John's University Observatory, Collegeville, Minn.
Log of sunspot observations, with notes and sketches. Note on inside front cover about adjusting spectroscope for best focus.
Dates:
1907 - 1908