(Army Department, New England Division, Engineers Corps, Waltham, Mass.) [Prepared from data in Flood plain information, Concord and Shawsheen Rivers, Bedford, Mass.]
Notes:
(Army Department, New England Division, Engineers Corps, Waltham, Mass.) [Prepared from data in Flood plain information, Concord and Shawsheen Rivers, Bedford, Mass.] ‡ Official Use. Not Available.