This partnership appeared in the Sheffield directory (1797) as a manufacturer of Britannia metal goods, silver platers, and factors in Eyre Street. In that year, the firm registered a silver mark with a picture of a ram’s head. The partners were Henry Froggatt, William Coldwell, and James Lean. Scant information is available on them, but in 1801 the trio parted ways. William Coldwell registered a silver mark in 1805 as a plate worker at Howard Street (and registered the ramshead plate mark....