Drawing of Adkins-Lewis system for coal wagon (tub) haulage in main roadway to & from pit bottom - showing 'feeder' gear and reversible trolley

Made:
1953-03-03

Original pencil drawing on tracing paper. Unnumbered drawing.

Details

Extent:
1 document
Identifier:
YOR/5/[201]
Access:
Access is given in accordance with the NRM access policy. Material from this collection is available to researchers through Search Engine