Typed on piece of paper - SURGE CHAMBER ABOVE PIPE LINE
Looking down into the Surge Chamber, early 1920’s 1 Sepia photo print
Shows tram-track passing from Arapeti tunnel into one of the two penstock outlets.
Caption typed on piece of paper at side of photo - SURGE CHAMBER ABOVE PIPE LINE
Any use of this image must be accompanied by the credit “Horowhenua Historical Society Inc.”