1984 121 Marshalltown depot

Visible in this picture are SD45s 938, 963, 6554, 6570, 6571 & 6574, SD40s 874 & 881, SD40-2s 6820, 6924 & 6931, GP7 4457, GP35 856 & GP 38-2 4633. The next photographs were taken from the bridge in the background.