This letterbook covers the period December 1882-March 1883. Many of the letters are by Edison. There is also correspondence by Samuel Insull. Most of Edison's correspondence is in the hand of Insull, acting as Edison's secretary. Much of the correspondence relates to electric lighting in Europe. Other letters concern the Oriental Telephone Co., Ltd. There are also some letters pertaining to a suit brought by Ebenezer B. Welch, who claimed an interest in Edison's quadruplex telegraph patents. Among the recipients are Armington & Sims, Charles Batchelor, the Edison Electric Light Co., Ltd., Edward H. Johnson, and the Société Electrique Edison. The front cover is marked "1883." The spine is labeled "1882-1883" and is stamped "Edison Letters No.8. T.A.E." The book contains 496 numbered pages and an index. Approximately 50 percent of the book has been selected.