 | Catharine Esther Beecher - Arithmetic - 1833 - 296 pages
...days, * 1 week, w. 4 weeks, > 1 month, no. 13 months, 1 day and 6 hours, I Julian year, yr. Thirty days hath September, April, June, and November, February twenty-eight alone, all the rest have thirty one. NB In bissextile or leap-year, February hath 29 days. 11. Circular Motion. 60 seconds (")... | |
 | Isaac Watts, Joseph Emerson - Conduct of life - 1833 - 246 pages
...use ? So the number of the days of each month is engraven on the memory of thousands, by these four lines ; ( Thirty days hath September, April, June, and November ; February, twenty-eight alone ; And all the rest have thirty-one.) Who may be taught to remember many things, by way of sport and... | |
 | Daniel Adams - Arithmetic - 1837 - 274 pages
...December, 12th, The number of days in each month may be easily fixed in the mind by committing to memory the following lines : Thirty days hath September,...twenty-eight alone; All the rest have thirty-one. 60 seconds (s.) make 1 minute, marked 1 hour, - - - 1 day, - - - 1 week, - 1 month, - - - 1 common,... | |
 | Nathan Daboll - Arithmetic - 1837 - 262 pages
...7 days, . 1 week, to. 4 weeks, 1 month, mo. 13 months, 1 day and 6 hours, 1 Julian year, yr. Thirty days hath September, April, June, and November, February...twenty-eight alone, all the rest have thirty-one. NB In bissextile, or leap year, February has 29 days. . . . 12. Circular Motion. 60 seconds ('') make... | |
 | Daniel Adams - 1839 - 268 pages
...12th, - - - 31 The number of days in each month may be easily fixed in the mind by committing to memory the following lines : Thirty days hath September,...twenty-eight alone ; All the rest have thirty-one. Note. When any year can be divided by 4 without a remainder, it is called leap year, in which February... | |
 | Nathan Daboll - 1839 - 220 pages
...month, " mo. 13 mos. 1 d. and 6 hours make 1 Julian year. 12 Calendar months make 1 year, " yr. Thirty days hath September, )[ April, June, and November,...twenty-eight alone, All the rest have thirty-one. Bissextile or leap-year comes once in 4 years, in which February hath 29 days. Note. When a year can... | |
 | James H. Porter - Arithmetic - 1841 - 210 pages
...d. 7 days, 1 week, to. 4 weeks, 1 month, mo. 13 months, 1 day and 6 hours, 1 Julian year, yr. Thirty days hath September, April, June, and November; February...twenty-eight alone, all the rest have thirty-one. NB In Bissextile, or leap year, February hath 29 days. 13. Circular Motion. 60 seconds (") make 1 minute,.... | |
 | Nathan Daboll - Arithmetic - 1842 - 268 pages
...days, 1 week, .: tr, 4 weeks, 1 month, mo. 13 months, 1 day and 6 hours, 1 Julian year, yr. Thirty days hath September, April, June, and November, February twenty^eight alone, all the rest h»we thirty -one. NB In bissextile, or leap year, February hafli 29 days. 12. Circular Motion. •... | |
 | Nathan Daboll - Arithmetic - 1843 - 254 pages
...month, .<? mp. 13 mos. 1 d. and 6 hours make 1 Julian year. 12 Calendar months make 1 year, " yr. Thirty days hath September, April, June, and November, February...twenty-eight alone, All the rest have thirty-one. Bissextile or leap-year comes once in 4 years, in which February hath 29 days. Note. When a year can... | |
 | Arithmetic - 1843 - 142 pages
...June 30 — July 31 — August 31 — September 30 days October 31 — November 30 — December 31 — The number of -days in each month may be easily remembered from the following rhymes: Thirty days hath September, April, June, and November ; All the rest have thirty-one, Excepting... | |
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Thirty days hath September, April, June, and November ; February twenty-eight alone, All the rest have thirty-one ; Except in Leap year, then is the time, When February has twenty-nine. 
