Portrait of Lee De Forest (1873-1961), Electrical Engineer
| Uploaded by | Smithsonian Institution |
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| License | No known copyright restrictions |
| Comments | 1 |
| Favorites | 12 |
| Views | 35,586 |
| Date taken | 2008-05-20 19:09:37 |
| Date uploaded | 2008-06-04 |
| Tags | smithsonianinstitution, portrait, electricalengineer, oldman, circuit, autograph, yaleuniversityphd, vacuumtube, americaninventor, triode, 1947, bowtie, hands, smithsonianinstitutionlibraries |
| Visibility | public |