RPP04: Edison Electric/Westinghouse Controversy
Misc. Doc. No. 27. U.S. Senate: Letter of Commander Bradford U.S. Navy and Other Papers Relative to the System of Electric Lighting Now in Use in the Senate Wing of the Capitol. Dec. 16, 1889. 22pp. Reprints of a series of letters from Edison Electric, Westinghouse, various government officials and experts concerning the danger of the Westinghouse "high tension" electric lighting system installed in the Senate Wing. A fascinating illustration of the early AC versus DC controversy. 22pp 2 to 1. $2.50.

RPP01: Barnard, Frederick, Electric Light
Washington 1869 GPO. From Reports on the U.S. Commissioners to the Paris Universal Exposition, 1867, Vol. III - Machinery and Processes of the Industrial arts and Apparatus of the Exact Sciences. From Chap. XIII - Light- House Illumination. Pages 415-432. Discusses the use of a "magneto-electrical machine" for light house illumination. Describes machines at the expo, the economics of electric light, and other dynamo-electric machines including Ladd's and Wilde's (with illus.) 18 pages, 2 to 1. $2.50

RPP02: Hering, Carl, Report on Electricity - Dynamos
Washington 1891 GPO. From Reports of the U. S. Commissioners to the Universal Exposition of 1889 at Paris. Volume IV. Pages 21-47. Covers a variety of DC and AC dynamos with several illustrations. Good summary of foreign equipment. 27 pages, 2 to 1. $3.00

RPP03: Tyndall, John, The Electric Light.
From Popular Science Monthly, March 1879. pp 553-572. Discourse delivered at the Royal Institution of Great Britain on Jan. 17, 1879. Discusses the history of electric (arc) lights and magneto-electric machinery. Ends with a discussion of Edison's "proposed" system. No illus. 20pp, 2 to 1. $2.50