Recursos de colección

Caltech Authors (144.724 recursos)

Repository of works by Caltech published authors.

Type = Other

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  1. National Geographic Society - Palomar Observatory Sky Atlas


    The National Geographic Society-Palomar Observatory Sky Atlas contains photographic reproductions of red- and blue-sensitive photographs of fields obtained with the 48-inch Schmidt telescope of the Palomar Observatory for the National Geographic Society-Palomar Observatory Sky Survey. The atlas covers the entire sky north of -27° declination. The sky survey was made financially possible by generous grants from the National Geographic Society. The Society provided the photographic materials and equipment required, the salaries of the personnel employed full or part time on the survey, and in addition, the production of two contact positives on glass of each survey photograph. One set of these...
    (application/pdf; image/png) - 27-dic-2012

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