Historical Astronomy

• 8A05.05 - Historical Astronomy
• 8A05.10 - Calendar Wheels
• 8A05.15 - Stonehenge - Megaliths
• 8A05.20 - Constellations
• 8A05.25 - Sky Atlas - Sky Charts
• 8A05.30 - Eratosthenes' Measurement of Earth's Radius
• 8A05.35 - Ptolemaic and Copernican Models of the Solar System
• 8A05.40 - Kepler's Laws
• 8A05.50 - Circular Sundial
• 8A05.60 - Cross-Staff
• 8A05.65 - Meridian Transit - Theodolite
• 8A05.70 - Celestial Navigation Instruments - Sextants - Astro-compass
• 8A05.75 - Quadrant / Astrolabe
• 8A05.80 - Artificial Horizon
• 8A05.85 - Chronometer
• 8A05.90 - Heliostat