Box 7
Container
Contains 21 Results:
William Durgin photographs of Test Locations for Commonwealth Edison Company, Chicago, 1918
File — Box: 7, Folder: 11
Scope and Contents
1.There are 7 photographs [#1 and #2 provided numbers by Charles D. Wrege] [#3,4,5,6, and 9, are original numbers]
Dates:
1918
William Durgin papers
File — Box: 7, Folder: 12
Scope and Contents
Hoover Presidential Library
Dates:
1882-1974
Data on Dover Manufacturing Company, Dover, Ohio and correspondence, 1959
File — Box: 7, Folder: 13
Timken, 1923
File — Box: 7, Folder: 14
Scope and Contents
also notes and article by Hess
Dates:
1923
Temperature, humidity and percentage of sunshine, 1923
File — Box: 7, Folder: 15
Scope and Contents
Columbus, Ohio - Jan - April 1923 Columbus, Ohio - use for Timkin Test. Data from U.S. Weather Bureau
Dates:
1923
Detroit Piston Ring Co. data - Detroit Piston Ring Light Tests. Correspondence, 1959
File — Box: 7, Folder: 16