Search: Title Author Subject Series LC Dewey that begins with: 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings > Browse Headings # Invention & impact 1 Invention hunters 3 Invention hunters ; 1 1 Invention hunters ; 2 1 Inventions and discoveries 3 Inventions and discovery -- SEE: Graphic library. Inventions and discovery 5 Inventions that changed the world 1 Inventions that shaped the modern world 1 Inventors and creators 1 Inventors at work! 4 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings >