100 Objects #15: Bundy Clock

99% Invisible reports that in 1888, Willard Bundy created the first employee time clock — a modified grandfather clock that could accurately record when workers arrived and left. The invention sparked a revolution in workplace efficiency and surveillance, and transformed Americans' relationship to time itself. The episode is part of the series 'A History of the United States in 100 Objects' from 99% Invisible and BBC Studios.

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