Young, Charles A. (Charles Augustus), 1834-1908, Young, Anne Sewell, b. 1871., ed · Boston, New York [etc.] Ginn and Company · leaf 305
dness of ProfessorHolden, director of the Lick Observatory. As the camera waskept pointed at the head of the comet (which was movingpretty rapidly) the star-images during the hours exposure aredrawn out into parallel streaks, the little irregularities beingdue to faults of the driving-clock and… … COMET RORDAME, JULY 13, 1893.Photographed hy W. J. Hussey, at the Lick Observatory. § 399**] PHOTOGRAPHY OF COMETS. 289 following. Other plates, made the same evening a few hoursearlier and later, indicate that the knots were swiftly recedingfrom the comets head at a rate exceeding 150,000 miles…
Astronomy · Constellations
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
