Drawing - Plumbing drawings, C 1963

Historical information

Drawings by Robert Whitworth as an apprentice plumber at Bankstown Tech College 1963

Physical description

Date: 1963
Gas plumbing drawings - 6 sheets
1. Hight pressure Gas meter
2. Liquid type Thermometer
3. Safety pilot cut off
4. Domestic size Gas meter
5. Bubble Gas leak detector
6. Fixing of gas meter

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