Jane Porter
The comet of 1066, as represented in the Bayeux Tapestry
The Great Yerkes Telescope
A Tubeless, or 'Aerial' Telescope
Orbit and Phases of an Inferior Planet
Great Telescope of Hevelius
Map of the Moon
Showing how the Tail of a Comet is directed away from the Sun
The 'Ring with Wings.' - Assyrian Form
The Ptolemaic idea of the Universe
The Copernican theory of the Solar System
The Rocket 1830