Thomas (Milner) Frost (1844-1913) was the son of John (a spring blade grinder) and his wife, Mary. The family lived at Matilda Street in the 1850s and 1860s, where Thomas began work as a pen blade grinder. In 1868, he was listed in a directory as manufacturer of flied blades and springs, Union Lane. He continued to trade at Union Works, Union Lane, into the early years of the twentieth century. He was a manufacturer of pen, pocket, and champagne knife scales, springs, blades, and shields. He liv....