Men at work on the tail bay section. Some with wheelbarrow and shovels, other machinery in background.
Image is annotated "Tail bay excavation looking upstream 30-6-60"
General view of busy site, lots of men working including one bottom right standing on a horizontal ladder spanning a trench.
Image is annotated "Tail bay channel excavation from upstream of dam 30-6-60"
General view of site looking towards Mcalpine office.It is annotated "View from left bank looking upstream 5-8-60"
Stamped on reverse "Richards Bros Penzance"
Close-up of overflow section , two men at bottom right, others on ladders working on wooden shuttering. Reverse angle to DD.093
The image is annotated "View of upstream shuttering for overflow section 1-9-60"
General view across the construction, the site busy with several men working on shuttering. Reverse angle to DD.092. The image is annotated "View of shuttering for overflow section of dam 1-9-60"