100 Objects #15: Bundy Clock

99% Invisible · Aug 28, 2026 · 37m

In 1888, Willard Bundy created the first employee "time clock" — essentially a souped-up grandfather clock that could, for the first time, produce an accurate record of when workers arrived and left. Though Bundy’s aim was simple, his invention soon sparked a change in American life far broader than he intended. Roman Mars and reporter Ellie Lightfoot trace how the time clock not only ignited a revolution in workplace efficiency and surveillance, but transformed our relationship to time itself.

A History of the United States in 100 Objects is a production of 99% Invisible and BBC Studios…