• [Description of Tycho Brahe's Work]
• Astronomical Correspondence
  • Astronomical Correspondence Page 1
  • Astronomical Correspondence Page 2
  • Astronomical Correspondence Page 3
  • Astronomical Correspondence Page 4
  • Astronomical Correspondence Page 5
  • Astronomical Correspondence Page 6
  • Astronomical Correspondence Page 7
  • Astronomical Correspondence Page 8
  • Astronomical Correspondence Page 9
  • Astronomical Correspondence Page 10
• Appendix: On His Observatory