Found Manuel works, Whitecross

Detrick suspended arch tile.

The Detrick hanger bricks were coded –  SP13 being the most common one and we’re called Perm bricks by the brick workers.
Stein made such bricks under licence. – M.H Detrick – The M.H. Detrick Company is a heat refractory manufacturing company, based out of Mokena, Illinois. The company primarily sells suspended refractory constructions and industrial heat enclosures to various businesses. Founded in 1925, the M.H. Detrick Company started in Illinois as a heat enclosure manufacturer. Although the company began as a relatively small business, it quickly became an industry leader in heat enclosures and began adding various heat enclosure products to its line, such as refractory linings and steel.

NA1 is probably a combination brick mark established after General Refractories bought over J G Stein and Glenboig. ‘N’ =  Nettle from Stein and the A1 from the Glenboig A1 brick.

  • 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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