 | John Farrar - 1822 - 270 หน้า
...the axis of the earth, shall be situated like cp, that is, in the plane of the meridian, and making an angle with the horizon equal to the latitude of the place. This would be an equinoctial dial, since its plane is parallel to that of the equator. It would moreover... | |
 | John Farrar - 1822 - 244 หน้า
...the axis of the earth, shall be situated like cp, that is, in the plane of the meridian, and making an angle with the horizon equal to the latitude of the place. This would be an equinoctial dial, since its plane is parallel to that of the equator. It would moreover... | |
 | 1831 - 532 หน้า
...that latitude; and hence the reason why the gnomon and hour-lines of an east or west dial must make an angle with the horizon equal to the latitude of the place for which it is constructed. Thus is explained the nature of all sun-dials whose planes are known to... | |
 | Perry Fairfax Nursey - 1831 - 508 หน้า
...that latitude; and hence the reason why the gnomon and hour-lines of an east or west dial must make an angle with the horizon equal to the latitude of the place for which it is constructed. Thus is explained the nature of all sun-dials whose planes are known to... | |
 | John Farrar - 1833 - 276 หน้า
...the axis of the earth, shall be situated like cp, that is, in the plane of the meridian, and making an angle with the horizon equal to the latitude of the place. This would be an equinoctial dial, since its plane is parallel to that of the equator. It would moreover... | |
 | John Farrar - 1833 - 274 หน้า
...the axis of the earth, shall be situated like cp, that is, in the plane of the meridian, and making an angle with the horizon equal to the latitude of the place. This would be an equinoctial dial, since its plane is parallel- to that of the equator. It would moreover... | |
 | Thomas Spofford - 1835 - 84 หน้า
...straight wire from the centre on which the diagram is drawn, towards the pole of the heavens" ; or making* an angle with the horizon equal to the latitude of the place : or the gnomon may be made of a thin plaie of brass, or thick tin, in a triangular form, and so fitted... | |
 | 1838 - 542 หน้า
...plates now in use being flat, the gnomon is in the plane of the meridian, and its sloping edge forms an angle with the horizon equal to the latitude of the place, and is consequently parallel to the axis of the earth. No sensible error is made by confounding the... | |
 | 1838 - 542 หน้า
...plates now in use being flat, the gnomon is in the plane of the meridian, and its sloping edge forms an angle with the horizon equal to the latitude of the place, and is consequently parallel to the axis of the earth. No sensible error is made by confounding the... | |
 | William Chauvenet - 1863 - 684 หน้า
...instruments a wooden stand is frequently used, resting on three feet). The upper face of the pier makes an angle with the horizon equal to the latitude of the place ; secured to this face is a metallic bed, which supports at two points the polar or hour axis 11 of... | |
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... is, in the plane of the meridian, and making an angle with the horizon equal to the latitude of the place. 
