Stars and telescopes; a hand-book of popular astronomy founded on the 9th ed. of Lynn's Celestial motions (1901)
Todd, David P. (David Peck), 1855-1939, Lynn, William Thynne, 1835-1911 · Boston, Little, Brown · leaf 263
each meteor observed, and their pro-longation backward defining the position of theradiant in the sky) 212 Stars and Telescopes orbits to satisfy this delay j but the investigation ofAdams, of Cambridge, England, showed that one onlyof these would explain all the circumstances of the Stray or… … APPARATUS FOR PHOTOGRAPHING TRAILS OF METEORS (An inclined or polar axis driven by clockwork, so as to follow the starsaccurately. Upon this axis are mounted several cameras which can beso poinded as to cover a selected portion 0/the sky. Then, the clockworkbeing started, and the caps removed, each…
Astronomy
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
