British Transport Commission: Docks and Inland Waterways Executive
>
South Wales Docks (East): Civil Engineer's Office
>
Administrative, engineering and maintenance records
BW175/7/1/1
"Reservoirs (Safety Provisions) Act, 1930. Prescribed form of record relating to a Reservoir [Pen-y-Fan]"
Details include: water levels; average rainfall; structural character of dam or walls.
1946-1951
BW175/7/1/1
These records are available immediately for research
1 volume