File:Bell-gray-smoking-gun.png
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Summary
Comparison of the illustration of the telephone in Alexander Graham Bell's diaries and Elisha Gray's patent application.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 06:03, 12 January 2017 | | 881 × 659 (341 KB) | 127.0.0.1 (talk) | Comparison of the illustration of the telephone in Alexander Graham Bell's diaries and Elisha Gray's patent application. |
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