Thistle SP 13 Detrick

Found Firth of Forth Inverkeithing

The Detrick hanger bricks were coded –  SP13 being the most common one and we’re called Perm bricks by the brick workers.

  • Stein, Castlecary Fireclay Works, Castlecary, Stirlingshire.
  • Stein, Manuel Firebrick and Refractory Works, Whitecross, Stirlingshire.
  • Stein & Co, Anchor Brickworks, Denny, Stirlingshire.
  • Milnquarter Fireclay & Gannister Works, Bonnybridge, Stirlingshire.


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