EXPLANATION OF THE CALENDAR PAGES. Respecting a part of the columns, any explanation is unnecessary. On the first page, for each month, the sixth column contains the equation of time to the nearest minute. OSI. signifies Sun slow of clock; O Fa. Sun fast of clock. The seventh; the Sun's declination in degrees and minutes for apparent noon at Greenwich, or 6 h. 52 m. in the morning at Washington. The twelfth shows the time of high-water mark at Washington and Georgetown. The last; the rising, setting, or southing of the 7 *'s, except when they are near the Sun. The setting of the star Regulus is then inserted in their stead. A TABLE for finding the time of High Water at the principal Ports and Harbours in North America, on the authority of Bowditch's Navigator, the Connecticut Register, &c. N. B. The time of Moon's southing, in the Calendar pages, is the time of high-water at Brunswick, N. C. Hackinsack, N. J. Louisburgh, Polepels Island, and St. John's, N. F; and if to or from the same time, you add or subtract, as directed in the following Table, you will have the time of high water at all the named places. Those quantities of time, to which the letter A is prefixed, are to be added, all the others subtracted. Names of Places. Albany,... Boston,.... Burlington, N. J. Cape Ann,................... .2 40 Norwich Landing, Conn....2 15 .......0 30 Penobscot River,...........1 15 Cape Cod,............................................0 30 Pensacola,..... Cape Fear, N. C...........4 0 Philadelphia,... Cape Henlopen,............3 6 Piscataway, Md.... Charleston Bar, S. C.......4 45 Plymouth,. Elizabethtown Point,.......3 6 Portland,. Frederica, Ga... ...........4 Georgetown Bar, S. C......5 ..4 0 ..A 1 20 ...0 20 .0 30 .1 15 O Port Royal Isl. S. C........3 45 ......... 0 .........4 30 .......0 30 Hell Gate,.............. · ...........2 30 Reedy Island, Del. River,...0 45 Mobile Point, Alab.......A 3 0 Sandy Hook, N. J..........................5 23 Nantucket,... ........4 30 Sunbury, Ga...... ...4 12 .2 30 ..2 45 Newburyport, .. .......0 45 Williamsburgh, Va.........0 45 ..1 10 Wilmington, N. C...........0 45 New-Haven, A TABLE to find Easter Sunday from 1900 to 2199, inclusive. I IV V IX X April 6 April 17 April 18 April 19 April 20 April 21 April 15 April 9 April 10 April 4 April 5 April 6 April 7 April 8 Mar. 26 Mar. 27 Mar. 28 Mar. 29 Mar. 30 Mar. 24 Mar. 25 April 16 April 17 April 18 April 12 April 13 April 14 April 15 April 2 April 3 April 4 April 5 April 6 April 7 April 1 VI April 23 April 24 April 25 April 19 April 20 April 21 April 22 VII April 9 April 10 April 11 April 12 April 13 April 14 April 15 VIII April 2 April 3 April 4 Mar. 29 Mar. 30 Mar. 31 April 1 April 23 April 17 April 18 April 19 April 20 April 21 April 22 April 9 April 10 April 11 April 12 April 6 April 7 April 8 XI Mar. 26 Mar. 27 Mar. 28 Mar. 29 Mar. 30 Mar. 31 April 1 XII April 16 April 17 April 18 April 19 April 20 April 14 April 15 XIII April 9 April 3 April 4 April 5 April 6 April 7 April 8 XIV Mar. 26 lar. 27 Mar. 28 Mar. 29 Mar. 23 Mar. 24 Mar. 25 XV April 16 April 17 April 11 April 12 April 13 April 14 April 15 XVI April 2 April 3 April 4 April 5 April 6 Mar. 31 April 1 XVII April 23 April 24 April 18 April 19 April 20 April 21 April 22 XVIII April 9 April 10 April 11 April 12 April 13 April 14 April 8 XIX April 2 April 3 Mar. 28 Mar. 29 Mar. 30 Mar. 31 April 1 To find the Dominical Letter from the year 1900, to 2099, inclusive. Add to the given year its fourth part, omitting fractions, also the number 6; divide the sum by 7, and if the remainder be, 0 1 2 3 4 5 6, then AG FED C B, will be the Dom. Letter. To find the Gregorian Epact from the year 1900, to 2199, inclusive. Multiply the golden number by 11, (adding 29 when necessary,) from which subtract 12, and rejecting the thirties, the remainder will be the Epact. Hence, the Epacts answering to the respective Golden Numbers, are as follow: Gold No 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19 Epact 28, 10, 21, 2, 13, 24, 5, 16, 27, 8, 19, 0, 11, 22, 3, 14, 25, 6, 17 VOL. V.-D 2 |