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Stephen J Edberg
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International Halley watch amateur observers' manual for scientific comet studies
Stephen J. Edberg · Enslow Publishers
103 sayfa · 1983
Comets / Halley's comet / Observers' manuals / Comètes / Manuels d'observation
Observing comets, asteroids, meteors, and the zodiacal light
Stephen J. Edberg · Cambridge University Press
243 sayfa · 1994
Comets / Asteroids / Meteors / Zodiacal light / Technique
International Halley watch amateur observers' manual for scientific comet studies
Stephen J Edberg · For sale by the Supt. of Docs., U.S. G.P.O.
Sayfa sayısı yok · 1983
Comets / Observers' manuals / Observers' manual