Right-of-Way and Track Map, Boston and Lowell R.R. Corp., operated by the Boston and Maine R.R., Station 970+71 to 1023+51 (V13.1 map 17), 1914, revised 1975; Land in Massachusetts, Boston and Maine trustees to MBTA

Right-of-Way and Track Map, Boston and Lowell R.R. Corp., operated by the Boston and Maine R.R., Station 970+71 to 1023+51 (V13.1 map 17), 1914, revised 1975; Land in Massachusetts, Boston and Maine trustees to MBTA, 1976 (Plan Book 123 Page 76)