This folder contains correspondence and other documents relating to Edison's involvement in exhibitions, trade shows, anniversary celebrations, and meetings of electrical and other industries. Among the documents for 1912 are letters concerning the annual Northwestern Electric Show in Minneapolis and an exhibition of the Iowa Electrical Association. Also included is correspondence with Ludwig M. Goldberger regarding the Panama-Pacific International Exposition to be held at San Francisco in 1915.

Less than 10 percent of the documents have been selected. Invitations that were unanswered or routinely declined by Edison have not been selected.