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On this date in 1928, test footage was first created for Walt Disney&#039;s &#34;Steamboat Willie&#34; with Mickey Mouse. Read how the first Disney animated cartoons were made in our historical newspaper archives. #ChronAm #otdhttps://t.co/v2q6e47zdz pic.twitter.com/IbNjyUk2tm&#8212; Library of Congress (@librarycongress) July 29, 2020 