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Sökt på: Böcker av P. Clay Sherrod
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totalt 2 träffar
Complete Manual of Amateur Astronomy
E-bok,
2012,
Engelska,
ISBN 9780486152165
Concise, highly readable book discusses the selection, set-up, and maintenance of a telescope; amateur studies of the sun; lunar topography and occultations; and more. 124 figures. …
The Cahokia Vortex
häftad,
2016,
Engelska,
ISBN 9781365382000
...it was in the year 1054 A.D. that, for a few weeks in the inky darkness of night skies over this ancient city known as Cahokia, the steps ahead could be faintly seen rather …
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212 kr