(_For the Mirror_.)


"See the minutes how they run:
How many makes the hour full compleat,
How many hours bring about the day,
How many days will finish up the year,
How many years a mortal man may live."

_Shakspeare_.


The Chaldaeans, Syrians, Persians, and Indians began the day at sun-rise,
and divided both the day and night into four parts. This division of the
day into quarters was in use long before the invention of hours.

The Chinese, who begin their day at midnight, and reckon to the midnight
following, divide this interval into twelve hours, each equal to two of
ours, and distinguished by a name and particular figure.

In Egypt the day was divided into unequal hours. The clock invented by
Ctesibius, of Alexandria, 136 years B.C. was so contrived as to lengthen
or shorten the hours.

The Greeks divided the natural day into twelve hours--a practice derived
from the Babylonians.

The Romans called the time between the rising and setting sun, the natural
day; and the time in the twenty-four hours, the civil day. They began and
ended their civil day at midnight, and derived this practice from their