| | | |  By Craig Swain, May 22, 2008 | |
| | | 1. Alexander Graham Bell Marker | | | Inscription. From the to floor of this building was sent on June 3, 1880 over a beam of light to 1325 L Street, the first wireless telephone message in the history of the world. The apparatus used in sending the message was the photophone invented by Alexander Graham Bell, inventor of the telephone
This plaque was placed here by Alexander Graham Bell Chapter Telephone Pioneers of America March 3, 1947 The Centennial of Dr. Bell's Birth Erected 1947 by Alexander Graham Bell Chapter, Telephone Pioneers of America. Location. 38° 54.136′ N, 77° 1.765′ W. Marker is in Downtown, District of Columbia, in Washington. Marker is at the intersection of 13th Street NW and K Street NW, on the right when traveling north on 13th Street NW. Click for map. Located on the Franklin School Building, next to Franklin Square. Marker is in this post office area: Washington DC 20005, United States of America. Other nearby markers. At least 8 other markers are within walking distance of this marker. Franklin Square - "Going into the country" (here, next to this marker); Asbury United Methodist Church (about 600 feet away, in a direct line); John Barry Memorial (about 700 feet away); "The First of Patriots - The Best of Men" (about 700 feet away); Historic New York Avenue Presbyterian Church (approx. 0.2 miles away); New York Avenue Presbyterian Church at Herald Square (approx. 0.2 miles away); Morrison-Clark Inn (approx. 0.2 miles away); Site of Chamberlin's (approx. ¼ mile away). Click for a list of all markers in Downtown.| | | |  By Craig Swain, May 22, 2008 | |
| | | 2. Franklin School Building | | The plaque at the front of the building, to the left. | | |
Also see . . . "On the Production and Reproduction of Sound by Light". Presentation describing the photophone given by Dr. Bell to American Association for the Advancement of Science, in Boston, August 27, 1880 (Submitted on April 2, 2009, by Craig Swain of Leesburg, Virginia.)
Credits. This page originally submitted on April 2, 2009, by Craig Swain of Leesburg, Virginia. This page has been viewed 1,162 times since then. Photos: 1, 2. submitted on April 2, 2009, by Craig Swain of Leesburg, Virginia. |