Physical description
15 page document, photocopied. A collection of mine managers' reports and Albert Richardson's research re the mine known as the 'Big Deborah' on the Deborah line of reef. Contains details of the engine house, the boilers, the winding engine, reconditioning the boilers, the poppet legs, shaft details and underground equipment.
The poppet legs are steel and originally from the 'Windmill Hill' mine, Sebastian.
The Big Deborah had a shaft depth of 2017 feet, the No. 2 shaft was 240 feet. Mine formed in 1932, ceased operations in 1959, located in Golden Square, near the railway line.
Report on diamond drilling at North Deborah.
