Opening of Mangahao Hydro by Hon. WF Massey and Hon M Coates
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Mangahao - photo to be named - 47
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Mangahao Dam
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Mangahao Hydro-electric Scheme, 1936
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Mangahao - photo to be named - 65
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Mangahao Hydro-electric Scheme, 1920's
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Mangahao Hydro-electric Scheme, 1920's
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Mangahao Hydro-electric Scheme, 1920's
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Mangahao Hydro-electric Scheme, 1920's
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Mangahao Hydro-electric Scheme, 1920's
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Mangahao - photo to be named - 30
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No 1 Mangahao dam and terraced campsite, early 1920's
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Construction of Main Dam, Mangahao, early 1920's
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Mangahao - photo to be named - 16
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Mangahao - photo to be named - 61
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Mangahao - photo to be named - 52
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Mangahao - photo to be named - 100
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Mangahao - photo to be named - 51
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Mangahao - photo to be named - 8
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Mangahao Dam
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Mangahao -Surge chamber top
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Mangahao excavation for surge chamber
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Mangahao Dam
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Mangaho Dam
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Mangahao Dam
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Mangahao Dam
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Four unidentified men 'hand drilling' entrance for by-pass tunnel, 27 October 1926
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Man (unidentified) at waterpump in No.2 Tunnel, 3 May 1923
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Mr J.B. ('Bernie) Butler (pump attendant), first tunnel victim, 1922
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Mr A.E. Maxwell (tunnel foreman), second tunnel victim, 1922
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