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Charles F. Brush, Sr., Papers
Series 2: Laboratory Notes (188
Show moreHandwritten laboratory notes describing test data from 18 inch plating machine experiments
Charles F. Brush, Sr., Papers
Series 2: Laboratory Notes (1880-1929)
Box 6
Folder 19
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C
Show moreHandwritten notes describing discharge and recharge experiments with 26 cell and 28 cell batteries Brush performed in late March and early April 1882
Charles F. Brush, Sr., Papers
Series 2: Laboratory Notes (1880-1929)
Box 6
Folder 4
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Charles F. Brush, Sr., Papers
Series 2: Laboratory Notes (1880-1929)
Box 7
Folder 3
Charles F. Brush, Sr., Papers
Series 2: Labor
Show moreHandwritten laboratory notes by Charles F. Brush on high temperature electric furnace and crucible furnace
Charles F. Brush, Sr., Papers
Series 2: Laboratory Notes (1880-1929)
Box 7
Folder 4
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Show more30 typed and handwritten letters between Charles F., Sr., and various other persons. Including: Unfinished letter from Charles F., Sr. written in 1874; letter including A. Kayser's Kayser process written to Brush in 1893; letter and price sheets written to Brush in 1894 from W. J. Rattle regarding laboratory work Rattle performed; letter from R. E. Burdich to Brush in 1896 regarding polishing aluminum and aluminum diamonds; letter from John A. Brashear to Brush in 1897 regarding shipping of and instructions for Brush's spectrometer; letter from Willyoung and Gibson Company to Brush in 1904 regarding Coil and Interruptor apparatus; 2 letters from Joseph Carabelli to Brush in 1907 regarding plans for new steps, including 2 blueprints of the plans; 2 letters from James McDowell to Brush in 1908 regarding parallel planes index and prism Brush ordered; Yale News in 1921 requesting further information on Brush's gravitation experiments and opposition to Einstein which Brush responded to; letter from L. L. Bush to Brush in 1921 requesting Brush's gravitation papers; letter from brush to Harold Potter in 1922 regarding Brush's pendulum experiments and an article Potter wrote about them; 2 letters with responses from Linda Eastman of Cleveland Public Library in 1925 requesting Brush's gravitation papers and patent information; letter from Robert Lindsay in 1926 regarding opening of Cleveland Electric Illuminating Company Avon plant opening; letter from The Iron Age regarding article about Brush at Avon plant opening; letter and response from Iron Trade Review in 1927 regarding personal sketch of Brush in the magazine; letter to Brush from Ira M. Freeman in 1928 with thoughts on generation of heat Brush observed in free fall experiments; letter from and response to Francis Jehl in 1928 requesting photograph of early Brush carbons; letter from J. K. M. Roberts in 1930 requesting Brush's gravity papers; letter from A. Schwope to Charles Sawyer and response in 1956 regarding letter from John Stockman Schwope found while cleaning Brush's darkroom.
Charles F. Brush, Sr., Papers
Series 1: Correspondence
Subseries 3: Business and Professional (1876-1931)
Box 5
Folder 8
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Charles F. Brush, Sr.,
Show moreHandwritten laboratory notes describing test results of experiments measuring difference in resistance between copper and carbon
Charles F. Brush, Sr., Papers
Series 2: Laboratory Notes (1880-1929)
Box 6
Folder 18
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Show moreHandwritten notes describing an experiment Brush performed in September of 1883 using differently prepared plates as the cells in a battery and measuring their discharges.
Charles F. Brush, Sr., Papers
Series 2: Laboratory Notes (1880-1929)
Box 6
Folder 7
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Show moreHandwritten notes describing secondary battery experiments relating to electrodes on which Brush based his patent number 286.259, performed through 1882 and into 1883
Charles F. Brush, Sr., Papers
Series 2: Laboratory Notes (1880-1929)
Box 6
Folder 6
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Charles F.
Show moreHandwritten notes and lists describing storage battery experiments performed between 1882 and 1884 using batteries with varied cell counts.
Charles F. Brush, Sr., Papers
Series 2: Laboratory Notes (1880-1929)
Box 6
Folder 5
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Charles F. Brush, Sr., Papers
Series 2: Laboratory Notes (1880-1929)
Box 6
Fo
Show moreHandwritten notes and lists from Brush's storage battery experiments in 1884
Charles F. Brush, Sr., Papers
Series 2: Laboratory Notes (1880-1929)
Box 6
Folder 10
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Show moreHandwritten daily log of experimental work on electric batteries, includes some diagrams after the notes and an old copy of one diagram. From notations on the back of the daily log, it appears that these notes were evidence in one of his patent lawsuits: The Brush Electric Company vs. The Jenkins Electric Company. The first image in this file shows what is on the back of images 2-66. Image 68 shows the back of image 67.
Charles F. Brush, Sr., Papers
Series 2: Laboratory Notes (1880-1929)
Box 6
Folder 2
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