Showing 1 - 12 results of 12 for search 'Spangenburg, Ray, 1939-', query time: 0.28s Refine Results
  1. 1
    Educational software /
    by Spangenburg, Ray, 1939-
    Published 1984
    Book
  2. 2
    Opening the space frontier /
    by Spangenburg, Ray, 1939-
    Published 1989
    Book
  3. 3
    Living and working in space /
    by Spangenburg, Ray, 1939-
    Published 1989
    Book
  4. 4
    Space people from A-Z /
    by Spangenburg, Ray, 1939-
    Published 1990
    Book
  5. 5
    The story of America's canals /
    by Spangenburg, Ray, 1939-
    Published 1992
    Book
  6. 6
    The story of air transport in America /
    by Spangenburg, Ray, 1939-
    Published 1992
    Book
  7. 7
    The history of science in the eighteenth century /
    by Spangenburg, Ray, 1939-
    Published 1993
    Book
  8. 8
    The story of America's railroads /
    by Spangenburg, Ray, 1939-
    Published 1991
    Book
  9. 9
    African Americans in science, math, and invention /
    by Spangenburg, Ray, 1939-
    Published 2003
    Book
  10. 10
    Genetic engineering /
    by Spangenburg, Ray, 1939-
    Published 2004
    Book
  11. 11
    The illustrated On the shoulders of giants : the great works of physics and astronomy /
    by Spangenburg, Ray, 1939-
    Published 2004
    Book
  12. 12
    Carl Sagan : a biography /
    by Spangenburg, Ray, 1939-
    Published 2009
    Book
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