A text-book of general astronomy : for colleges and scientific schools (1888)
Young, Charles A. (Charles Augustus), 1834-1908 · Boston ; London : Ginn & Company · leaf 457
ad taken place in the annualdate of the shower 1 would furnish the means of determining whichof the orbits was the true one. This change of date indicates a slow motion of the nodes of theorbit of the meteoric body at the rate of about 52 a year. Adams,of Neptunian fame, made the laborious… … Fig. 211. — Orbits of Meteoric Swarms which are known to be associated with Comets. The meteoric shower occurred in 1866 as predicted, and wasrepeated in 1867, the meteor-swarm being stretched out along itsorbit for such a distance that the procession is nearly three years inpassing any given…
Astronomy
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