File:VODER demonstrated on 1939 New York World Fair - Audition! Hearing themselves as others heard them - Bell Telephone Quarterly (January 1940).jpg
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current | 00:49, 18 September 2015 | 1,988 × 1,354 (1 MB) | Fæ | == {{int:filedesc}} == {{subst:chc}} {{information |description={{en|1=<br> '''Identifier''': belltelephonemag19amerrich ([https://commons.wikimedia.org/w/index.php?title=Special%3ASearch&profile=default&fulltext=Search&search=insource%3A%2Fbelltelepho... |
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