The National Geographic Magazine, Volume 108National Geographic Society, 1955 - Geography Indexes kept up to date with supplements. |
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Page 185
... Survey BY IRA SPRAGUE BOWEN , Ph.D. Director of Mount Wilson and Palomar Observatories Sky Survey Plates Unlock Secrets of the Stars Seven years. 185 B ENEATH the huge dome sheltering the 200 - inch Hale telescope of the Palomar ...
... Survey BY IRA SPRAGUE BOWEN , Ph.D. Director of Mount Wilson and Palomar Observatories Sky Survey Plates Unlock Secrets of the Stars Seven years. 185 B ENEATH the huge dome sheltering the 200 - inch Hale telescope of the Palomar ...
Page 186
Sky Survey Plates Unlock Secrets of the Stars Seven years in the making , the 1,758 - plate atlas charts three - fourths of the heavens - all that can be photographed with good quality from Palo- mar Mountain - to a depth of 600 million ...
Sky Survey Plates Unlock Secrets of the Stars Seven years in the making , the 1,758 - plate atlas charts three - fourths of the heavens - all that can be photographed with good quality from Palo- mar Mountain - to a depth of 600 million ...
Page 189
Sky Survey Reveals an Exploding Star Spiral galaxy NGC 5668 , photographed by the Big Schmidt in 1952 as a routine chore , shows an ordinary galaxy composed of swirling stars , nothing to cause excitement . In 1954 an unusual ...
Sky Survey Reveals an Exploding Star Spiral galaxy NGC 5668 , photographed by the Big Schmidt in 1952 as a routine chore , shows an ordinary galaxy composed of swirling stars , nothing to cause excitement . In 1954 an unusual ...
Contents
Iceland to Antarctica A National Geographic Cartographer Goes | vi |
The Incredible Kangaroo Australias Famous Marsupial Sits on Its Tail | xxv |
Utahs River of Arches A Pack Trip Through Littleknown Canyons | xxx |
Copyright | |
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