...Equator, which numbers that of the Longitude given, to the brazen Meridian, upon which count towards the North or South Pole, according as the Latitude is North or South, till you come to the Number of the Latitude, under which is the Place fought, (a) (a) In fome Globes,...

...for that i» the latitude required. ^. To rcflify the globs for any given place. Rail'e the pole fo many degrees above the horizon, as are equal to the latitude of the place j then, finding the fun's phce, bring it to the meridian ; and pro.-eed, as directed in problem...

...is vertical at the given hour, if the place be in the northern hemifphere, elevate the north pole as many degrees above the horizon, as are equal to the latitude of that place •, if the place be in the fouthern hemifphere, elevate the fouth pole accordingly j and...

...rising gives the length of the night. t OR, BT THE ANALEMMA. Find the latitude of the given place, and elevate the north or south pole, according as the latitude is north or south, the same number of degrees above the horizon ; bring the middle of the analemma to the brass meridian,...

...point out all the constellations, and principal stars, there visible. Rule. — Elevate the globe to so many degrees above the horizon, as are equal to the latitude of the place, and set the globe due north and south : find the sun's place in the ecliptic, bring it to...

...RULE. Find the sun's declination and elevate the north or south pole, according as the declination is north or south, so many degrees above the horizon as are equal to the sun's declination ; bring the given place to the brass meridian, and set the index of the hour circle...

...Find the place where the Sun is vertical at the given hour, by Problem XIV ; then elevate the Pole as many degrees above the horizon as are equal to the latitude of that place, and bring to the brass meridian ; so will it then be the zenith or centre of the horizon....

...meridian. The places upon this meridian have no longitude, because it is there that the longitude begins. north or south pole, according as the latitude is north or south ; and under that degree of . latitude on the meridian, you will have the place required. PROBLEM III....

...rising gives the length of the night. OR, BV THE AN ALE MM A. Find the latitude of the given place, and elevate the north or south pole, according as the latitude is north or south, the same number of degrees above the horizon ; bring the middle of the analemma to the brass meridian,...

...Madrid Vienna Brussels Naples Warsaw Buda Paris PROBLEM XV. To find ike angle of position between two places. RULE. Elevate the north or south pole, according...one of the given places ; bring that place to the brass meridian, and screvr the quadrant of altitude upon the degree over it ; next a vacant place in...