re Lake Cowlyd: visits of inspections, Dulyn Reservoir, Plas Dulyn, Cowlyd Valley scheme.
Maps: Dolgarrog area proposed trunk main. Land owned by C.V.W.B. lakes.
Plans: Layout and elevations of water treatment building
re Lake Cowlyd: visits of inspections, Dulyn Reservoir, Plas Dulyn, Cowlyd Valley scheme.
Maps: Dolgarrog area proposed trunk main. Land owned by C.V.W.B. lakes.
Plans: Layout and elevations of water treatment building