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 422
c i W k $ u >» Ed 55 <? w •■* — V u aj -Sf V* U s a z ^» L « 2- .6 S ko u s o § o Z 5? E Telescopes and Houses for Them 369 tial vault is already known, one complete meridianobservation provides the means of rinding the latitudeof the observatory, and the local time ; or conversely,if these… … AUTOMATIC DIVIDING-ENGINE(For graduating circles. Built by S£cretan of Paris) tion, as technically called. Meridian instruments ofhigh precision and excellent workmanship are con-structed in America as well as in Europe. Buff &Berger of Boston, Saegmuller of Washington, andWarner & Swasey…
Astronomy
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