U-boats on a New Haven freight By | July 27, 2022 Email Newsletter Get the newest photos, videos, stories, and more from Trains.com brands. Sign-up for email today! Get Updates Three GE U25Bs lead New Haven Railroad eastbound symbol freight OB-6 on the Maybrook Line about 3 miles east of Danbury, Conn., in March 1966. John P. Ahrens photo