1862 London Exhibition: Catalogue: Class I.: W. Brunton and Co
From Graces Guide
44. BRUNTON, W., and Co., Penhellick Safety-Fuse Works, near Camborne.
Safety-fuse for blasting in mining, quarrying, and submarine operations.
W. Brunton and Co. are manufacturers of every description of safety-fuse; and the inventors of the gutta-percha fuse, which has been supplied to the Royal Arsenal, Woolwich, to the Arctic expedition, and which is in use in every part of the globe. The branch works of the firm are at Brymbo, near Wrexham.