Found James Dougall & Sons Works, Bonnyside, Bonnybridge.

James Dougall & Sons Ltd, Bonnybridge, Stirlingshire.

Alternative brickworks include:

  • Bonnyside Brickworks, Bonnybridge, Stirlingshire.



Below – The same mark on a brick found by Andrew Wood in Alloa. The ‘AM’ letters are upside down. Indeed the DIAMO could be upside down!

Below – The same error on a brick found by Ian Suddaby in the Motherwell area.

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