Showing 1 - 2 results of 2 for search 'Schaaf, Fred', query time: 0.02s Refine Results
  1. 1
    Seeing the sky 100 projects, activities, and explorations in astronomy
    by Schaaf, Fred
    Published 1990
    Book
  2. 2
    Seeing the solar system telescopic projects, activities, and explorations in astronomy
    by Schaaf, Fred
    Published 1991
    Book
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