(Menlo Park, New Jersey), September 15, 1877. 4 pp., on legal size paper. Agreement to commercially introduce Edison's telephones in Canada. Signed by Edison and countersigned by Charles Batchelor, Edison's co-inventor and principle partner, as witness, as well Franklin H. Badger, Canadian electrician chosen to lease Edison's telephones in Canada. Docketed on verso. Bound with: Memorandum extended from above document, further delineating Badger's role in marketing Edison's telephone in Canada. 2 pp., on legal size paper. Signed by Badger and witness E.S. Cathels. Also bound with: (Menlo Park, New Jersey and Montreal, Canada), October 14 and December 2, 1878. 2 pp., on legal size paper. Agreement terminating the previous two agreements. Signed by Edison, J.B. Reach as witness, as well as Badger and Charles Bourne, Treasurer of the Montreal Telegraph Company.