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- Charles F. Brush, Sr. Papers
- 1920 (x)
- Charles F. Brush, Sr. Papers: Series 01: Correspondence
Charles F. Brush, Sr. Papers: Series 01: Correspondence
Show more15 typed letters between Edward Campbell and Charles F., Sr., regarding Campbell's work in magnetism, Brush's work in gravitation, and the similarities between the two. Also discuss Dr. See's possibly stealing Brush's gravitation theory. 3 typed and handwritten letters from Eugenie Mereness informing Brush of Campbell's death, Brush sending sympathies to Mrs. Campbell, and Mrs. Campbell thanking Brush for his letter.
Charles F. Brush, Sr., Papers
Series 1: Correspondence
Subseries 3: Business and Professional (1876-1931)
Box 4
Folder 3
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Show more7 Typed and handwritten letters between Charles F., Sr., and Richard Fay, in 1920 Brush asking Fay to attempt to put mathematical equations to his gravitation theory and Fay's equations, in 1925 and 1926 Fay writes with refined equations and new thoughts.
Charles F. Brush, Sr., Papers
Series 1: Correspondence
Subseries 3: Business and Professional (1876-1931)
Box 4
Folder 7
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Show more3 Handwritten letters from Edward Hyde to Charles F., Sr., a postcard from 1920 describing Hyde's trip to London, a letter from 1924 describing life in France and meeting the Severances, and a letter from 1927 expressing condolences over a tragedy Brush suffered recently.
Charles F. Brush, Sr., Papers
Series 1: Correspondence
Subseries 3: Business and Professional (1876-1931)
Box 4
Folder 14
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Show more2 typed and handwritten letters from Henry Seymour to Charles F., Sr., in 1885 regarding a patent suit about Brush's Windmill System.; 4 Typed letters from Seymour in 1920 and 1921 discussing Brush's storage battery patent suit from 1886, and Seymour's willingness to work with Charles F., Jr., should he also claim patents. Mentions visit by Charles F., Jr.; 1 Typed letter from Seymour's secretary informing Brush of Seymour's death on May 1, 1921.
Charles F. Brush, Sr., Papers
Series 1: Correspondence
Subseries 3: Business and Professional (1876-1931)
Box 5
Folder 13
Show less