6_d_. are half 4 —- third 3 —- fourth 2 —- sixth 1 —- twelfth
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Time.
60 seconds 1 minute 60 minutes 1 hour 24 hours 1 day 7 days 1 week 4 weeks 1 lunar month 12 cal. mon. 1 year 13 lunar months, 1 day, 6 hours, or 365 days, 6 hours, 1 year.
Thirty days hath September,
April, June, and November;
All the rest have thirty-one,
Save February, which alone
Hath twenty-eigth, except Leap year,
And twenty-nine is then its share.
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Troy Weight.
24 grains 1 pennywt. 20 pennywhts. 1 ounce 12 ounces 1 pound
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Avoirdupoise Weight.