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| Utgitt
| [S.l.] : Stenersen , 1940
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| Emner
| Bell, Alexander Graham , 1847-
Edison, Thomas Alva , 1847-
Franklin, Benjamin , 1706-
Fulton, Robert
Vis mer...
Marconi, Guglielmo , 1874-
Morse, Samuel F. B.
Stephenson, George
Watt, James , 1736-
Wright, Orville , 1871-
Wright, Wilbur , 1867-
Oppfinnelser
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