The New International Encyclopædia/Carl, Philipp

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CARL, Philipp (1837-91). A German physicist, born at Neustadt, Middle Franconia. He studied the exact sciences in Munich, and spent several years in astrophysical researches at the observatory of that city. In 1865 he established, and for several years thereafter directed, a workshop for the manufacture of mathematical instruments. In that year he established also the Repertorium für Experimentalphysik, which he edited until 1882. His published works include: Die Principien der astronomischen Instrumentenkunde (1863), and Repertorium der Kometenastronomie (1864).