Alaska Road Commission
Image shows the piledriver in position to continue driving "falsework" pilings into the riverbed below the water level. Seven men are visible on or near the machine. The boiler and engine are not yet enclosed. A skiff with outboard motor is at the shoreline at left with two of the men standing on shore nearby. River water is apparent in foreground and a portion of a forested mountain forms the near background.
Near Palmer, Alaska
Black & White Paper Print, 3-1/2" x 5-3/4"