Closer view of the left bank construction with McAlpine crane in foreground. A couple of men standing on the shuttering just above crane arm.
Image is annotated "Shuttering of left bank monolith 4-12-59"
Stamped on reverse "Richards Bros,…
An unidentified man, with cigarette in mouth, standing in what may possibly be a small forge. There is a fire burning and various items surrounding him.
Overview of excavation work, several men at work, some on scaffolding bottom right and others by the pump in the centre.
Annotated "Overflow section excavation 4-12-59"
Stamped on reverse "Richards Bros, Penzance"
Close view of machinery and crane bucket, man sitting on a rock on extreme left, shuttering in background. Image is annotated "Foundation of spillway looking upstream 30-9-59"
View of men positioning wooden joists for shuttering, preparation for concreting. 3 men watching from above. Image is annotated "Typical shuttering 30-9-59"