This folder contains correspondence and other documents concerning Edison's friendship and collaboration with industrialist Henry Ford. Included are letters pertaining to Edison's $5,000 contribution, provided through Ford's general counsel Alfred Lucking, to the automobile manufacturer's unsuccessful Senate campaign against Republican Truman H. Newberry. Also included are letters relating to the development and use of the Ford tractor and to the Dearborn Independent newspaper. The correspondents include Edison's personal assistant William H. Meadowcroft and Ford's executive secretary Ernest G. Liebold.

Approximately 25 percent of the documents have been selected. The unselected material consists of personal correspondence between Meadowcroft and Liebold, as well as letters of introduction.

Documents relating to Ford can also be found in E-18-14 (Camping Trip), E-18-66 (Personal), E-18-70 (Politics), and other folders in the 1918 Edison General File.