Hampston, Prince & Cattles are recorded as working in York between 1777 and 1810. John Hampston was born in 1739. He was a clockmaker, silversmith, jeweller and goldsmith. He died 26th January 1805. The dates for John Prince are a little unclear but it is believed he was born in 1748 and died in 1835. He was apprenticed in 1778 to Thomas Willans of York, surgeon, instrument maker and cutler. Robert Cattle was born in 1767. He was a watchmaker and a silversmith, Sheriff of York 1816 and Lord Mayor in 1841. He died on the 14th October 1842. The company, Hampston, Prince & Cattles, were also jewellers and goldsmiths.
Further details can be found in “Yorkshire Clockmakers” by Brian Loomes.