@ExpoMuseum Twitter: Tuesday, September 06, 2011

Mon Sep 05 2011 23:09:57 GMT-0700 (PDT)

In Europe, it was at 1937 World's Fair in Paris. RT @WBR_SA Television was introduced to U.S. public at the 1939 World's Fair in New York!

Mon Sep 05 2011 23:08:27 GMT-0700 (PDT)

@ExpoMuseum Twitter: Monday, September 05, 2011: Sat Sep 03 2011 17:45:20 GMT-0700 (PDT)2025 would be more likely... http://t.co/7VF6bEF