| 1878 - 396 páginas
...neuralgia, for rheumatism, for failing fortunes, for melancholy. We suspect heaven is sunshine. to ascertain the length of the day and night at any time of the year, double the time of the sun's rising, which gives the AND «SLIGHT. length of the night, and double... | |
| Daniel O'Gorman - 1853 - 246 páginas
...sum add 120 found opposite May — more 16 for May, and you have 192, the days required. To ascertain the length of the Day and Night at any time of the Year. RULE. — Double the time of the sun's rising, which gives the length of the night, and double the... | |
| 1853 - 200 páginas
...he has risen, and after he has really set. This almanac is in clock time or mean time. TO ASCERTAIN THE LENGTH OF THE DAY AND NIGHT. At any time of the year, add 12 hours to the time of the Sun's setting, and from the sum substract the time of rising, for the... | |
| 1854 - 406 páginas
...the Equator -186 10 53 Sun South of the Equator • 178 18 55 Difl'erence, - - - 7 15 58 To ascertain the length of the Day and Night. At any time of the year, add 12 hours to the time of the Sun's setting, and from the M 'ii. • • subtract the time of rising,... | |
| John J. Thomas - 1855 - 392 páginas
...The only means of keeping correct time is by the use of a noon-mark, or a meridian line. TO ASCERTAIN THE LENGTH OF THE DAY AND NIGHT. At any time of the year, add 12 hours to the time of the Sun's setting, and from the sum subtract time of rising, for the length... | |
| 1857 - 396 páginas
...carries a pail of water in his right hand, wherein are fruits and flowers. A SIMPLE RULE.—To ascertain the length of the day and night, at any time of the year, double the time of the sun's rising, which gives the length of the night, and double the time of its... | |
| John Jacob Thomas - 1858 - 390 páginas
...28th, invisible in the United States. THE LUNAR ECLIPSE OF FEB. 17 IN THE MORNING. TO ASCERTAIN TUB LENGTH OF THE DAY AND NIGHT, AT any time of the year, add 12 hours to the time of the Sun's setting, and from the sum subtract the time of rising, for the... | |
| george q. cannon - 1863 - 852 páginas
...die a natural death ?" " No," was the prompt reply, " he was excommunicated by a bull." To ascertain the length of the day and night, at any time of the year, double the time of the sun's rising, which gives the length of the night, and double the time of its... | |
| sir Richard Phillips - 1868 - 354 páginas
...Gibraltar, Teneriffe, and Vienna, on the '15th of April, the 4th of July, and the 20th of November? * PROBLEM X. — To find the length of the day and night at any time of the year. Rule. — Double the time of the sun's rising, which gives the length of the night : double the time... | |
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