We have compiled some interesting articles outlining the history of clocks. Specifically, there are articles about Grandfather Clocks, Famous clock makers, and American clocks.

Clock History Part 1: History Of The Grandfather Clock
Clock History Part 2: Moon Dial Long Case Clocks
Clock History Part 3: 1900 Onwards
Clock History Part 4: Early English Clockmaker John Harrison
Clock History Part 5: Tavern Clocks
Clock History part 6: Early American Clock Making