
1928
Steamboat Willie brings sound to cartoons. Audiences saw Steamboat Willie, the first cartoon with sound fully matched to the pictures.
Wikipedia: Steamboat WilliePhoto: Walt Disney / Ub Iwerks / Wikimedia Commons (Public domain)
5 moments from 1865 to 1985: discovery, creativity and courage, each with a source to read more.
5 moments

1928
Photo: Walt Disney / Ub Iwerks / Wikimedia Commons (Public domain)

1865
"The Celebrated Jumping Frog of Calaveras County" was published and became Mark Twain's first great success as a writer.
Wikipedia: The Celebrated Jumping Frog of Calaveras CountyWikipedia: Mark Twain
Photo: Mark Twain / Wikimedia Commons (Public domain)
1883
On the "day of two noons", American and Canadian railways switched to four standard time zones, replacing thousands of confusing local times.
1963
Bell Telephone introduced the first telephone with push buttons instead of a dial.
Wikipedia: Bell Telephone CompanyWikipedia: Push-button telephone
1985
Calvin and Hobbes made their first appearance, in a comic strip printed in ten newspapers.
Moments chosen for discovery, creativity and courage. Each one links to a source where you can read more; photos are credited to their owners.