This folder contains correspondence and other documents concerning electrical and industrial exhibitions. The items for 1903 all pertain to the 1904 Louisiana Purchase Exposition (World's Fair) in St. Louis. Included are letters from Samuel Insull encouraging Edison to participate in a historical exhibition of electric light and power technologies.

Approximately 20 percent of the documents have been selected. The items not selected include an invitation to the Exposition and several unsolicited letters advising Edison and his employees about the progress of construction in St. Louis.