Image is annotated "General view of excavation, plant, etc. on right bank of river 7-5-1959"
Number of lorries and machinery show scale.
Stamped on reverse "Richards Bros Penzance"
Image annotated "View from right bank downstream
30-7-58". Two men standing on the road mid-left of photograph give an idea of scale. Also men walking along scaffolding above the earthworks.
Stamped "Richards Bros Photographers" on reverse
Drawing of completed dam at Drift, entitled "Penzance Corporation Lower Drift Dam"
Annotated on left bottom "Herbert Lapworth Partners Engineers", and on right "John A Stubbe FRIBA Architect"