The Heroic Age of American Invention

Overview:

  • Title: The Heroic Age of American Invention
  • Author: L. Sprague de Camp
  • Year: 1965
  • Publisher: Doubleday
  • Price: $4.50
  • Pages: 290
  • Binding: Hardcover
  • Type: Non-fiction
  • Title Reference: The Heroic Age of American Invention
  • Notes: Third printing.
    No printing or edition stated. No ISBN or number given.
    Estimated publication date based on gutter code of "G31".
    According to Laughlin & Levack, De Camp, Underwood-Miller, 1983, first printing has "First Edition" on the copyright page and "1961" on the title page, gutter code C-3. Second printing gutter code F34 and fourth printing H28, fifth printing I1.
    Fourth printing verified.