B&M 1704, 1702 and 1738 lead a very short westbound AP-1 through West Acton, MA, 1976
Eastbound B&M freight headed by bicentennial unit GP-38 #200, at Willows (east) Mass, 1976.
Power board at B&M dispatching office, N. Billerica, Mass., 1976
B&M shops, N. Billerica, Mass., 1976
B&M dead line, N. Billerica, Mass., 1976 with RS-3 1513.
B&M bicentennial unit #200 at Ayer, Mass., 1976
B&M 1739, 1725 and 1718 at Ayer Mass., 1976
