Georg Hartman
1489 - 1564
Georg Hartmann (or Hartman) was an instrument maker, mathematician, astronomer, and printer born near Forchheim, Bavaria in 1489. He studied mathematician and theology at the University of Cologne, then moved to Nuremberg in 1518.
Hartmann, who made a variety of astronomical and other scientific instruments, authored two books: Directorium (1554), on astrology, and the posthumously published Hartmann's Pracktika (2002), on sundials and astrolabes. He also published a reprint of a 1292 book on optics, John Peckham's Perspectiva Communis (1542).
Hartmann died in 1564.
Hartmann, who made a variety of astronomical and other scientific instruments, authored two books: Directorium (1554), on astrology, and the posthumously published Hartmann's Pracktika (2002), on sundials and astrolabes. He also published a reprint of a 1292 book on optics, John Peckham's Perspectiva Communis (1542).
Hartmann died in 1564.
E. Zinner, <i>Deutsche und Niederlandische astronomische Instrumente des 11. bis 18. Jahrhunderts</i>, 2nd ed. (Munich, 1967), 357-368, 682.
H. G. Klemm, "Georg Hartmann aus Eggolsheim (1489-1564): Leben und Werk eines frankischen Mathematikers und Ingenieurs", <i>Wissenschaftliche und kunstlerische Beitrage Ehrenburg-Gymnasium Forchheim</i> 8 (1990).
H. G. Klemm, "Georg Hartmann aus Eggolsheim (1489-1564): Leben und Werk eines frankischen Mathematikers und Ingenieurs", <i>Wissenschaftliche und kunstlerische Beitrage Ehrenburg-Gymnasium Forchheim</i> 8 (1990).
"Georg Hartmann," Epact, http://www.mhs.ox.ac.uk/epact/maker.php?MakerID=43 (accessed 12/04/2014)