E. C. Krupp

1944

• Beyond the blue horizon
• The Big Dipper and You
• Archaeoastronomy and the roots of science
• Bogi s nebes
• Echoes of the ancient skies
• In search of ancient astronomies
• Skywatchers, Shamans & Kings
• The comet and you
• The moon and you
• The rainbow and you
• Astronomen, Priester, Pyramiden
• In Search of Ancient Astronomies