This is a reprint, in the form of scanned images, of an article by Edwin C. Leedom in The Practical Mechanic and Engineer's Magazine (Glasgow, 1841-1842). It describes a Tellurium, or orrery-like device which displays the motions of the Earth and the Earth's Moon.
Scanned 2002-07-19.
This work from
The Practical Mechanic and Engineer's Magazine
(1841-1842)
is in the public domain.
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Public Domain.
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