Plan of Land in Billerica, Mass., Owned by M.&T. Construction (Plan 136B), June 13, 1972, Robert P. Morris, R.L.S., Tewksbury: Lots 1-4 on Salem Road (Rte. 129) between the Seven Eleven Store and Ketchen Ave., backing on the Middlesex Canal, 1972 (Plan Book 114 Page 136)