There were Clockmakers / Watchmakers / Brassfounders in my line as well, from about 1720 to 1860 it started with Joseph Harlow in Ashbourne, Derbyshire,there were whole families that were in the trade with the fathers apprenticing the sons. The icon I use on my account is a watch made by my ancestor Benjamin Harlow of Lane End, Staffordshire and I have been after a Georgian pocket watch made by him for years now.  They sell quite cheaply and I have missed a couple at auctions. If it was not