Rufford Colliery Sidings - Key Token Machine

My photo shows the Key Token Machine installed in Rufford Colliery Sidings box, taken on 17 February 1978

 

This link goes to the Tyers Co page and includes more detailed information on the Key Token Machine www.tyerandco.uk/

 

This link shows a diagram of a key token machine here:

www.warwickshirerailways.com/misc/misc_equip249.htm

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