Books by Philip S.
Harrington
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The
Deep Sky
An Introduction
Chapter 2. Number
Please
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Topics covered
History of deep-sky catalogs
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Johann Bayer:
star catalog
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John Flamsteed:
star catalog
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Wilhelm and Otto
Struve: double star catalog
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R.G. Aitken:
double-star catalog
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Charles Messier:
Messier catalog of deep-sky objects
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William Herschel:
"General Catalog" of deep-sky objects
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John Herschel:
Expanded "General Catalog" of deep-sky objects
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John Dreyer: New
General Catalog of deep-sky objects (NGC) and supplemental Index Catalogs
(IC)
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Edward Emerson
Barnard: dark-nebulae catalog
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Miscellaneous
catalogs
Chapter 2 updates
Recommended reading
Books
Web
sites
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