Gresford Colliery - Underground Plan

Underground Plan of the Dennis Section, Gresford Colliery, September 1934.

Key
Key: yellow dotted line escape route Escape route of the six survivors Key: explosive icon with a number 1 Sir Henry Walker's preference. Sir Stafford Cripps put forward this location as a possibility Key: explosive icon with a number 3 Joseph Jones's preference. Sir Stafford Cripps put forward this location as a possibility Key: yellow directional arrow Direction of ventilation air around the workings Key: red line return airway Return airway
    Key: explosive icon with a number 2 John Brass's preference. John Charlton Divisional Inspector of mines, also put this location as a possibility. Key: explosive icon with a number 4 Hartley Shawcross put forward this location as a possibility Key: intake airway blue line Intake airway Key: black line coal face Coal face

North East section of the Gresford Colliery - Underground Plan
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