This folder contains documents, primarily correspondence, relating to equipment and supplies for the Ogden works. Most of the letters are to or from Walter S. Mallory, vice president. Other letters are to or from Emil Herter, draftsman, and Owen J. Conley, superintendent. Some of the letters concern machine shop work, changes to the elevator, and outfitting the bricking plant. Two letters by Edison pertain to his approval of a bid for work and his schedule at Sagamore Lake. Also included are correspondence with stockholder C. Livingston Rogers and a letter by Thomas A. Edison, Jr. Approximately 20 percent of the documents have been selected.