of the ordinary clocks within chronometers and to regulate them properly. This is accurately registered by the chronograph. This in- a second of the star clock; but an adjustment of a strument, which has been described in the Scien- work constitutes one department at the institution, but fraction… … Master Clock from Which Noon Signal is Sent The Naval Observatory, Where the Nation's Time is Kept. Throughout the United States. Sending the Correct Time to All Clocks and Time Balls at the Hour of Noon. Chronograph for Noting Any Inaccuracies of Clocks on the Circuit. • THE TIME OF DAY.' time…
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