American horological journal, devoted to practical horology (1869)
Miller, George B · New York, G. B. Miller · leaf 59
his point is found in the vernalequinox; the angular motion of any celestial body from west to east being estimated fromthis point. In astronomy, the first point ofAries was the 0° of longitude; but by thedifferent disturbances exerted by other bodies,it has been shown that the vernal equinox isnot… … of the equinoxes. In Fig. 3, the 1 also de»Fig. 3.
Clocks and watches
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