Stars and telescopes; a hand-book of popular astronomy, founded on the 9th ed. of Lynn's Celestial motions (1899)
Todd, David P. (David Peck), 1855-1939, Lynn, William Thynne, 1835-1911. Celestial motions · Boston, Little, Brown and company · leaf 101
might be surrounded by an atmosphere which occa-sioned these phenomena. But the careful observa-tions made during later eclipses (particularly inNorway and Sweden in 1851 and in Spain in i860, a prominence ever taken without an eclipse ; and he is enabledto secure on a single plate (with a single… … SUN SPOTS AND THE ZONES OF FACUL^E(From a si7igle exposure with Pi-ofessor Hales spectro-heliograpk) that the faculas, which to the eye are ordinarily seen only nearthe Suns limb, actually extend all the way across its disk, inapproximately the regions of greatest spot-frequency. By thecourtesy of…
Astronomy
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
