...is vertical at the given hour, if the place be in the northern hemisphere, 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 southern hemisphere, elevate the south pole accordingly, and bring...

...dark. Find the place where the sun ia vertical at the given hour by Problem 1'2then elevate the pole as many degrees above the horizon as are equal to the latitude of that place, and bring it to the brass meridian; so will it then be the zenith or centre of the horizon....

...that time at the place ; and to point out the situations of the several stars. Elevate the pole for the latitude of the place ; find * ; the sun's place in the ecliptic, and bring it to the me' ridian, and set the index to 12 ; if the time be afternoon, turn the glooe...

...general appearance of the Heavenly Bodies as seen at any particular place, the pole must be elevated as many degrees above the horizon, as are equal to the latitude of that place. If the place be in north latitude, the North Pole must be elevated above the north point...

...find the time when any of the heavenly bodies rise, set, and come to the men* dian. Elevate the pole equal to the latitude of the place ; find the sun's place in the ecliptic and: bring it to the brass meridian, and set the index of the hour circle to 12 ; bring the star to...

...declination for that day shews the place to which it is vertical at the given hour. 2. Elevate the pole as many degrees above the horizon as are equal to the Latitude of the given place ; bring it to the brass meridian : the Sun rises then for all places on the western edgo...

...latitude of the place, and screw the quadrant of altitude upon the brass meridian over that latitude ; find the sun's place in the ecliptic, bring it to the brass meridian, and se^ the index of the hour-circle to twelve, turn the globe on its axis from east to west till the two...

...Sun is vertical at the given hour (by Problem XL); bring it to the Meridian, and elevate the pole as many degrees above the Horizon as are equal to the Latitude of the place. Then, to all places just under the Western side of the Horizon the sun is rising ; to those just under...

...declination for the given day, and note whether it be north or south ; if it be north, elevate the south pole so many degrees above the horizon as are equal to the declination ; if it be south, elevate the north pole in a similar manner ; bring the place at which...

...Rectify the globe for the latitude of the place, find the sun's place in the ecliptic and bring it tp the brass meridian, and set the index of the hour circle to 12. Turn the globe westward till the sun's place comes to the horizon, and the index will show the time...