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 427
re rigidly attached to thehorizontal axis ; and they, with both telescope and axisturn round as a unit, the axis of the telescope describ-ing the plane of the meridian. The circles enableany known star to be found, by means of its distancefrom the zenith. Then the time of its passing thewires in… … < H OinW P* OH > n ow ou o H w•J < wQ ►J O p*w wXH ^ I •&k 5 •8 5 Telescopes and Houses for Them 369 tial vault is already known, one complete meridianobservation provides the means of finding the latitudeof the observatory, and the local time ; or conversely,if these elements have…
Astronomy
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