36 Bonnybridge
— 24/02/2021Found by Ian Sinclair on Newshot Isle, Inchinnan, Renfrewshire. This example is not in my possession. Bonnybridge Silica & Fireclay Co Ltd, Bonnybridge. alt Calder Firebrick Works, Airdrie, Lanarkshire. alt Chapelhall Works, Lanarkshire. Hepworth Ceramic Holdings plc (GR-Stein Refractories Ltd. parent co) bought the Bonnybridge Silica & Fireclay Co. Ltd in 1972, closed Bonnybridge works…