| Oct., 1892. | Nov., 1892. | Dec., 1892. | |||||||||
| 1 | Cal. | a | Sat. | 1 | Cal. | d | Tues. | 1 | Cal. | f | Thur. |
| 2 | 6 | b | Sun. | 2 | 4 | e | Wed. | 2 | 4 | g | Fri. |
| 3 | 5 | c | Mon. | 3 | 3 | f | Thur. | 3 | 3 | a | Sat. |
| 4 | 4 | d | Tues. | 4 | 2 | g | Fri. | 4 | 2 | b | Sun. |
| 5 | 3 | e | Wed. | 5 | Non. | a | Sat. | 5 | Non. | c | Mon. |
| 6 | 2 | f | Thur. | 6 | 8 | b | Sun. | 6 | 8 | d | Tues. |
| 7 | Non. | g | Fri. | 7 | 7 | c | Mon. | 7 | 7 | e | Wed. |
| 8 | 8 | a | Sat. | 8 | 6 | d | Tues. | 8 | 6 | f | Thur. |
| 9 | 7 | b | Sun. | 9 | 5 | e | Wed. | 9 | 5 | g | Fri. |
| 10 | 6 | c | Mon. | 10 | 4 | f | Thur. | 10 | 4 | a | Sat. |
| 11 | 5 | d | Tues. | 11 | 3 | g | Fri. | 11 | 3 | b | Sun. |
| 12 | 4 | e | Wed. | 12 | 2 | a | Sat. | 12 | 2 | c | Mon. |
| 13 | 3 | f | Thur. | 13 | Ides. | b | Sun. | 13 | Ides. | d | Tues. |
| 14 | 2 | g | Fri. | 14 | 18 | c | Mon. | 14 | 19 | e | Wed. |
| 15 | Ides. | a | Sat. | 15 | 17 | d | Tues. | 15 | 18 | f | Thur. |
| 16 | 17 | b | Sun. | 16 | 16 | e | Wed. | 16 | 17 | g | Fri. |
| 17 | 16 | c | Mon. | 17 | 15 | f | Thur. | 17 | 16 | a | Sat. |
| 18 | 15 | d | Tues. | 18 | 14 | g | Fri. | 18 | 15 | b | Sun. |
| 19 | 14 | e | Wed. | 19 | 13 | a | Sat. | 19 | 14 | c | Mon. |
| 20 | 13 | f | Thur. | 20 | 12 | b | Sun. | 20 | 13 | d | Tues. |
| 21 | 12 | g | Fri. | 21 | 11 | c | Mon. | 21 | 12 | e | Wed. |
| 22 | 11 | a | Sat. | 22 | 10 | d | Tues. | 22 | 11 | f | Thur. |
| 23 | 10 | b | Sun. | 23 | 9 | e | Wed. | 23 | 10 | g | Fri. |
| 24 | 9 | c | Mon. | 24 | 8 | f | Thur. | 24 | 9 | a | Sat. |
| 25 | 8 | d | Tues. | 25 | 7 | g | Fri. | 25 | 8 | b | Sun. |
| 26 | 7 | e | Wed. | 26 | 6 | a | Sat. | 26 | 7 | c | Mon. |
| 27 | 6 | f | Thur. | 27 | 5 | b | Sun. | 27 | 6 | d | Tues. |
| 28 | 5 | g | Fri. | 28 | 4 | c | Mon. | 28 | 5 | e | Wed. |
| 29 | 4 | a | Sat. | 29 | 3 | d | Tues. | 29 | 4 | f | Thur. |
| 30 | 3 | b | Sun. | 30 | 2 | e | Wed. | 30 | 3 | g | Fri. |
| 31 | 2 | c | Mon. | 31 | 2 | a | Sat. | ||||
| January. | February. | March. | ||||||||||||
| Cal. | 1 | Cal. | 1 | Cal. | 1 | |||||||||
| 6 | - | 4 | = | 2 | 6 | - | 4 | = | 2 | 8 | - | 6 | = | 2 |
| 6 | - | 3 | = | 3 | 6 | - | 3 | = | 3 | 8 | - | 5 | = | 3 |
| 6 | - | 2 | = | 4 | 6 | - | 2 | = | 4 | 8 | - | 4 | = | 4 |
| Nones | 5 | Nones | 5 | 8 | - | 3 | = | 5 | ||||||
| 14 | - | 8 | = | 6 | 14 | - | 8 | = | 6 | 8 | - | 2 | = | 6 |
| 14 | - | 7 | = | 7 | 14 | - | 7 | = | 7 | Nones | 7 | |||
| 14 | - | 6 | = | 8 | 14 | - | 6 | = | 8 | 16 | - | 8 | = | 8 |
| 14 | - | 5 | = | 9 | 14 | - | 5 | = | 9 | 16 | - | 7 | = | 9 |
| 14 | - | 4 | = | 10 | 14 | - | 4 | = | 10 | 16 | - | 6 | = | 10 |
| 14 | - | 3 | = | 11 | 14 | - | 3 | = | 11 | 16 | - | 5 | = | 11 |
| 14 | - | 2 | = | 12 | 14 | - | 2 | = | 12 | 16 | - | 4 | = | 12 |
| Ides | 13 | Ides | 13 | 16 | - | 3 | = | 13 | ||||||
| 33 | - | 19 | = | 14 | 30 | - | 16 | = | 14 | 16 | - | 2 | = | 14 |
| 33 | - | 18 | = | 15 | 30 | - | 15 | = | 15 | Ides | 15 | |||
| 33 | - | 17 | = | 16 | 30 | - | 14 | = | 16 | 33 | - | 17 | = | 16 |
| 33 | - | 16 | = | 17 | 30 | - | 13 | = | 17 | 33 | - | 16 | = | 17 |
| 33 | - | 15 | = | 18 | 30 | - | 12 | = | 18 | 33 | - | 15 | = | 18 |
| 33 | - | 14 | = | 19 | 30 | - | 11 | = | 19 | 33 | - | 14 | = | 19 |
| 33 | - | 13 | = | 20 | 30 | - | 10 | = | 20 | 33 | - | 13 | = | 20 |
| 33 | - | 12 | = | 21 | 30 | - | 9 | = | 21 | 33 | - | 12 | = | 21 |
| 33 | - | 11 | = | 22 | 30 | - | 8 | = | 22 | 33 | - | 11 | = | 22 |
| 33 | - | 10 | = | 23 | 30 | - | 7 | = | 23 | 33 | - | 10 | = | 23 |
| 33 | - | 9 | = | 24 | 30 | - | 6 | = | 24 | 33 | - | 9 | = | 24 |
| 33 | - | 8 | = | 25 | 31 | - | 6 | = | 25 | 33 | - | 8 | = | 25 |
| 33 | - | 7 | = | 26 | 31 | - | 5 | = | 26 | 33 | - | 7 | = | 26 |
| 33 | - | 6 | = | 27 | 31 | - | 4 | = | 27 | 33 | - | 6 | = | 27 |
| 33 | - | 5 | = | 28 | 31 | - | 3 | = | 28 | 33 | - | 5 | = | 28 |
| 33 | - | 4 | = | 29 | 31 | - | 2 | = | 29 | 33 | - | 4 | = | 29 |
| 33 | - | 3 | = | 30 | 33 | - | 3 | = | 30 | |||||
| 33 | - | 2 | = | 31 | 33 | - | 2 | = | 31 | |||||
MATHEMATICAL.
CHAPTER I.
ERRORS OF THE JULIAN CALENDAR.
It will be necessary in the first place to understand the difference between the Julian and Gregorian rule of intercalation. If the number of any year be exactly divisible by four it is leap year; if the remainder be 1, it is the first year after leap-year; if 2, the second; if 3, the third; thus: