[The following document was discovered after the microfilm edition of Thomas A. Edison Papers, Part II (1879-1886) was published and was initially published in the Supplement Series in the microfilm edition of Thomas A. Edison Papers, Part III (1887-1898). To see the location of this item in the Series Notes for Part II, use the "Which Series Notes?" button.]
This pamphlet contains testimony by Edison. Courtesy of Thomas Edison National Historical Park.