...find the sun's place in the ecliptic (by Prob. X.) and bring it to the meridian, and set the index to 12 ; bring the sun's place to the eastern edge of the horizon, and the index will show the hour of rising ; bring it to the western edge of the horizon, and the index will show the hour of setting....

...hour the sun rises and icts, at any place on a given day ; and also upon what point of the compass. Bring the sun's place to the eastern edge of the horizon, and the index will show the hour of rising. Bring it to the western edge and the index will show the time of setting. When the...

...latitude,) and set the index to twelve; then bring the same degree of Cancer to the east part of the wooden horizon, and the index will show the time of the sun's rising. If the same degree be brought to the western edge, the index will show the setting; which being doubled...

...or set. — Having rectified the globe, turn it about until the given star comes to the eastern side of the horizon, and the index will show the time of the star's rising ; then turn the globe westward, and, when the star comes to the brazen meridian, the...

...bring the same place found on the ecliptic to the brazen meridian and set the hour index to 12 ; turn the sun's place to the eastern edge of the horizon, and the index will point to the hour of rising; then bring the place to the western edge, "J the index will show the setting....

...place you are in ; bring the sun's place to the brass meridian, and set the index to twelve ; turn the sun's place to the eastern edge of the horizon, and the index will point to the hour of rising ; then bring it to the western edge of the horizon and the index will show...

...the Star's culminating at jiven place ; lastly, turn the globe until the Star comes to the Western of the Horizon, and the Index will show the time of the Star's setting *. time etapsed from the hour of its rising to that of its setting, is the time •...

...passed over by the index will show how long Venus sets after the sun. When Venus is a morning star. Bring the sun's place to the eastern edge of the horizon, and set the index of the hour-circle to 12 ; turn the globe eastward on its axis till Venus comes to the...

...bring it to the brazen meridian, and set the index to twelve ; bring the sun's place to the western edge of the horizon, and the index will show the time of his setting, which, doubled, will give the length of the day ; turn the globe till the sun's place...

...latitude,) and set the index to twelve ; then bring the same degree of Cancer to the east part of the wooden horizon, and the index will show the time of the sun's rising. If the same degree be brought to the western edge, the index will show the setting; which being doubled,...