Showing 21 - 40 results of 1,185 for search '', query time: 0.20s Refine Results
  1. 21
    A history of inventions /
    by Larsen, Egon, 1904-1990
    Published 1969
    Book
  2. 22
    A history of mechanical inventions.
    Book
  3. 23
    Eighteenth century inventions /
    by Rowland, K. T.
    Published 1974
    Book
  4. 24
    La dichosa memoria /
    Connect to the full text of this electronic book
    eBook
  5. 25
    Profiles of the future ; an inquiry into the limits of the possible.
    Book
  6. 26
    Profiles of the future ; an inquiry into the limits of the possible /
    Book
  7. 27
    Oracle bones, stars, and wheelbarrows : ancient Chinese science and technology /
    by Ross, Frank, 1914-1998
    Published 1982
    Book
  8. 28
    Education for innovation /
    Published 1968
    Book
  9. 29
    Inventing for fun & profit /
    by Hallock, Robert Lay
    Published 1978
    Book
  10. 30
    The Process of technological innovation. : Symposium sponsored by the National Academy of Engineering, April 24, 1968.
    Published 1969
    Book
  11. 31
    The sociology of invention ; an essay in the social causes, ways, and effects of technic invention, especially as demonstrated historicly [as printed] in the author's Inventing the ship /
    by Gilfillan, S. Colum, 1889-1987
    Published 1970
    Book
  12. 32
    Creativity, invention, and progress /
    by Kuecken, John A.
    Published 1969
    Book
  13. 33
    Inventors project book /
    by Lawrence, Lucas George, 1925-
    Published 1971
    Book
  14. 34
    Patents, invention, and economic change ; data and selected essays /
    by Schmookler, Jacob
    Published 1972
    Book
  15. 35
    How to finance and market specialties and inventions /
    by Maratta, James
    Published 1938
    Book
  16. 36
    Inventor's handbook /
    by Fenner, Terrence W.
    Published 1969
    Book
  17. 37
    The patent book : an illustrated guide and history for inventors, designers, and dreamers /
    by Gregory, James, 1949-
    Published 1979
    Book
  18. 38
    The encyclopedia of inventions /
    Published 1977
    Book
  19. 39
    New inventions in low cost solar heating : 100 daring schemes tried and untried /
    by Shurcliff, William A.
    Published 1979
    Book
  20. 40
    Utilizing R & D by-products /
    by Blood, Jerome W.
    Published 1967
    Book
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