File:Bell Telephone plaque Boston.jpeg
Bell_Telephone_plaque_Boston.jpeg (240 × 320 pixels, file size: 35 KB, MIME type: image/jpeg)
Milestone plaque for transmission of intelligible speech, Boston, Massachusetts
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|current||18:44, 29 December 2011||240 × 320 (35 KB)||Administrator4||Milestone plaque for transmission of intelligible speech, Boston, Massachusetts|
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