Some Vintage Photos, Part 1/2

While his orchestra plays in Philadelphia, Leopold Stokowski, left, remotely balances the stereo sound from Constitution Hall in Washington, D.C., using the new control device developed by Bell Telephone Laboratories, April 27, 1933. Dr. Harvey Fletcher, right, of Bell Labs looks on as does W.B. Snow, center. Dr. Fletcher is known as the “father of stereophonic sound”. (Photo by AP Photo)
Some Vintage Photos, Part 1/2
   
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