This letterbook covers the period January-May 1894. Most of the correspondence is by Edison and Walter S. Mallory, vice-president of the company. The letters deal mainly with company financial obligations, personnel matters, equipment, and supplies. Several items relate to Edison's health. Another letter describes management techniques at the Ogden works. The spine is stamped "Letters." The book contains 700 numbered pages and an index. Less than 5 percent of the book has been selected. Courtesy of Thomas Edison National Historical Park.