January 1943. Calumet City, Illinois. Indiana Harbor Belt Railroad switchman demonstrating signal with a fusee, used at twilight and dawn, when visibility is poor. This signal means "go ahead." View full size. Caption and 4x5 Kodachrome transparency by Jack Delano for the Office of War Information.
  BUY PRINT    January 1943. Calumet City, Illinois. Indiana Harbor Belt Railroad switchman demonstrating signal with a fusee, used at twilight and dawn, when visibility is poor. This signal means "go ahead." Caption and 4x5 Kodachrome transparency by Jack Delano for the Office of War Information. | Click image for Comments. | Home | Browse All Photos