Overview of Bonanza Syphon (25 Below Discovery) of the Yukon Ditch with trestle built and tramline in place to haul pipe into position. The shops and offices of the Yukon Gold Company's hydraulic operations are visible as well as Monte-Cristo Hill and Fox Gulch.
Inscription verso: B. Pipe looking toward discharge on King Solomon Hill showing Div 9 of Ditch and Fox Gulch