General view across dam (1970) Scanned b+w negative. Source: DRISA Photographer: South African Railways Publicity and Travel Department. Photographer unidentified.

Concrete gangway on tripod stilt supports to ’morning glory’ weir (1970) Scanned b+w negative. Source: DRISA Photographer: South African Railways Publicity and Travel Department. Photographer unidentified.

’Morning glory’ concrete weir with access gangway on tripod stilts (1970) Scanned b+w negative. Source: DRISA Photographer: South African Railways Publicity and Travel Department. Photographer unidentified.