The Old Double Lock, looking back to the junction with the Blackbrook Branch on the defunct Sankey canal at Blackbrook in St. Helens Merseyside. Part

- Image ID: 2CW4F1X

The Old Double Lock, looking back to the junction with the Blackbrook Branch on the defunct Sankey canal at Blackbrook in St. Helens Merseyside. Part

John Davidson Photos / Alamy Stock Photo

Image ID: 2CW4F1X