OF DIALING. 359 



by the ruler ; and there place the days of the months LECT. 

 accordingly, answering the sun's declination. This 

 done, setting one foot of the compasses in C, and ex- 

 tending the other to a or g, describe the semicircle 

 abcdefgf which divide into six equal parts, and 

 through the points of division draw right lines, parallel 

 to C D, for the beginning of the sines (of which one 

 half are on one side of the semicircle, and the other half 

 on the other side) and set the characters of the signs to 

 their proper lines, as in the figure. 



The following table shews the sun's place and decli- 

 nation, in degrees and minutes, at the noon of every 

 day of the second year after leap-year ; which is a 

 mean between those of leap-year itself, and the first 

 and third years after. It is useful for inscribing the 

 months and their days on sun-dials; and also for find- 

 ing the latitudes of places, according to the methods 

 prescribed after the tahb. 



