Chelmsford Historical Commission Waterways Crossing the Merrimack Bridges Through Time Canal Street The Middlesex Canal Central Square Mill Pond Groton Road Freeman Lake Merrimack River May 2006 Flood 1936 Flood Disaster Lowell Courier-Citizen March 13, 1936 1936 Flood Disaster Boston Sunday Globe March 15, 1936 1936 Flood Disaster Lowell Courier-Citizen March 20, 1936 March 21, 1936 1936 Flood Disaster Boston Sunday Globe March 22, 1936 1936 Flood Disaster Lowell Courier-Citizen March 23, 1936 March 24, 1936 Chelmsford Historical Commission website designed and produced by Fred Merriam all recent photographs were taken by Chelmsford Historical Commission members Historical documents, clippings and old photos are from CHC files unless otherwise credited Last Updated: See "What's New" page