Browse Items (127 total)

Close-up image of the valve tower construction. The circular valve can be seen centre right. Two men standing on scaffolding poles and more seen above. It is annotated "Valve tower foundation. Concrete etc 3-9-59" Stamped on reverse "Richards Bros…

View along channel towards the McAlpine works on left. Several men building a scaffolding bridge across the channel.
The image is annotated "Downstream diversion channel 3-9-59"

Close-up image of digging the monolith for the dam. Four men can be seen in the trench to the left of the tall ladder digging with hand tools. It is annotated "Foundation for monolith 3-9-59"
Stamped on reverse "Richard Bros Penzance"

Image showing general view of the excavation works for Drift Dam. There are a few men standing in the middle of the photograph. It is annotated "Works on right bank of river looking upstream 3-9-59"
Stamped on reverse "Richards Bros Penzance"

Image showing shuttering for concrete and ladders.
It is annotated "Excavation & Concrete left bank of river 3-9-59"
Stamped on reverse "Richards Bros Penzance"

Image is annotated "View of Rock Excavation on left bank 6-7-59"
Stamped on reverse "Richards Bros Penzance"

General view of the excavation. Several men sitting amongst the rocks having a break, man in suit bottom right walking along marked poles. Harvest in bales at top left.
Annotated "General view of Excavation on left bank of river 6-7-59"
Stamped on…

View showing extent of excavation, including shuttering, ladders and a hose for pouring concrete running diagonally across image from top right. Several men working on the site. Image is annotated "View of rock excavation on right bank…

Concrete Pour into Tunnel monolith, two men working in the shuttered area at end of hose, others are above. Image taken same day as DD.018.
and annotated "Placing concrete in tunnel monolith 6-7-59."
Stamped on reverse "Richards Bros Penzance"

View of excavation work. Man in shirt and tie front left, several men working towards the rear. Shuttering and flues visible.
Annotated "Tunnel Monolith, looking upstream 6-7-59".
Stamped on reverse "Richards Bros, Penzance".

View of excavation including several men working in the sun. Annotated "Excavation on Left Bank 30-7-59".
Stamped on reverse "Richards Bros, Penzance".

View of the excavation of the upstream diversion channel.
Three men are in the channel, two workers and a man in a suit. Annotated "Upstream Diversion Channel 30-7-59"
Stamped on reverse Richards Bros, Penzance.

Overall view of excavation works. Man standing to right of lorry on left side.
Annotated "General view of excavation, plant etc on right bank of river 6-7-59"
Stamped on reverse "Richards Bros, 2 Queen Street, Penzance"

General view of excavation annotated "View from right wing showing excavation in monolithic 7-8 8-6-59"

Large pipe in foreground balanced on wooden beam, two men in top right near lorry.

Annotated "General view of excavation, plant etc on right bank of river 8-6-59"
McAlpine signs are on the crane and concrete works.
Men are working in pit to right of the crane.
Stamped on reverse "Richards Bros, 2 Queen Street, Penzance"

Image is annotated "View of rock excavation on right bank 8-6-59"

Excavation of site for Drift Dam.
Annotated "2 curyd(?) Concrete Batching Plant 8-6-59"
Note McAlpine sign on building.

Man at top of image working on a trench, broom in middle gives idea of scale
Image is annotated "Excavation of trench for 18" diameter supply pipe 7-5-59"
Stamped on reverse "Richards Bros Penzance"

Image is annotated "General view of Excavation on left bank of river 7-5-59" One or two men working in foreground give idea of scale.
Stamped on reverse "Richards Bros Penzance"

Men working with spades and wheelbarrows, two boys in foreground near crane.
Annotated "View of rock excavation on right bank 7/5/59"
Stamped on reverse "Richards Bros Penzance"