Time Balls

Visual time signals, generally including a ball that is mounted on a tall pole or rod set up on a tower or other prominent location and that is arranged to drop suddenly at a predetermined moment, such as noontime; used, for example, by ships at anchor.

Quick Facts

Go Historic ID
time balls
time ball
balls, time
timeball towers
towers, timeball
tijdballen Dutch
tijdbal Dutch
globos horarios Spanish
globo horario Spanish
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  1. 1.  The Getty Art & Architecture Thesaurus, 300257666. The J. Paul Getty Trust.