Until 1981.

Identifier:      PNCC 4/26/2:0:9
Date:            1981
Type:            Map plan

Sheet 7. Graph showing Siltation of Reservoir June 1951.

Identifier:      PNCC 4/26/2:0:7
Date:            1951
Type:            Map plan

Sheet 5. Demand Chart for Peak Summer Day - base chart.

Identifier:      PNCC 4/26/2:0:5

Type:            Map plan

Sheet 6. Graph showing Store and Area of new reservoir May 1951.

Identifier:      PNCC 4/26/2:0:6
Date:            1951
Type:            Map plan

Sheet 3. Demand Chart for Average Summer Day 1981, with base lines for 1951, 1966 and 1981.

Identifier:      PNCC 4/26/2:0:3
Date:            1981
Type:            Map plan

Sheet 4. Demand Chart for Average Summer Day 1981, similar to Sheet 3.

Identifier:      PNCC 4/26/2:0:4
Date:            1981
Type:            Map plan

Sheet 2. Demand Chart for Monday 14th May 1951.

Identifier:      PNCC 4/26/2:0:2
Date:            1951
Type:            Map plan

Sheet 1. Demand Chart for Peak Summer Day 1981, with base lines for 1951, 1966 and 1981.

Identifier:      PNCC 4/26/2:0:1
Date:            1981
Type:            Map plan

Mass curve showing loss due to evaporation. 

Identifier:      PNCC 4/26/2:0:8
Date:            June 1951
Type:            Map plan