Instrument guage's on compressors at Geevor mine in Cornwall, it closed in 1990, the last working tin mine in Cornwall

- Image ID: BN6F1G
Instrument guage's on compressors at Geevor mine in Cornwall, it closed in 1990, the last working tin mine in Cornwall
Ashley Cooper / Alamy Stock Photo
Image ID: BN6F1G
Instrument guages on compressors at Geevor mine in Cornwall, it closed in 1990, the last working tin mine in Cornwall, and is now a museum.