Penciled on back - Power-house under construction showing pipes entering. (Bill Walker) (Mrs Walker).
Mangahao Hydro-electric Scheme, 1920’s 1 Sepia tone photo print – Fragile
Power House under constuction showing penstock pipes being connected. Mr & Mrs Bill Walker at right. See also – #.0004
Any use of this image must be accompanied by the credit “Horowhenua Historical Society Inc.”