On a sunny spring morning in Enfield, northbound CSO-4 to West Springfield, MA makes its way across the Connecticut River Bridge.

Third locomotive on this run is Connecticut Southern GP40-2 3771 which is EX Union Pacific. After arrival at Springfield the crew will leave the 3771 there. CSO-4 crossing the Farmington River R... (more)

On their northbound run to Springfield they had Connecticut Southern GP40-2 3771 as the third unit. The southbound run back to Hartford is about to cross the Warehouse Point Railroad Bridge. Forme... (more)

NECR 417 followed by NECR GP38-2 2048 heading over the Farmington River Railroad Bridge.The loaded trash and empties mixed train headed to Springfield.

A pair of matched GP38-2s lead Connecticut Southern CSO-4 in Enfield. The former New Haven Railroad Warehouse Point Depot is visible on the far right.

Connecticut Southern GP38-2 and a SD40-2 lead CSO-4 towards Hartford, passing through the Hayden section of Windsor.

Commerce crossing the Connecticut. Connecticut Southern Railroad’s CSO-4 was in great light as it crossed the Connecticut River on the afternoon of Friday, November 23, 2018. The mixed power of ... (more)

CSO-4 with Providence & Worcester B23-7R 2215, leads the way across the Connecticut River.

A pair of matched GP38-2s bring CSO-4 through Windsor.

Connecticut Southern CSO-4 in Longmeadow, MA.

A solo SD40-2 running long hood forward leads CSO-4 across the Connecticut River Bridge in Enfield.

A former Union Pacific snoot nose SD40-2, still retaining its original number, leads CSO-4 past the 1875 built New York, New Haven and Hartford Railroad station in Windsor Locks.

A former Florida East Coast GP40-2 is on the point of Connecticut Southern CSO-4 in Enfield. The train is returning to Hartford, after picking up cars at CSX’s West Springfield yard.

New England Central GP38-2 2048 heads northbound Connecticut Southern CSO-4 across the Connecticut River Bridge in Enfield. The train is headed for interchange at CSX's West Springfield yard.