In 1956, Baltimore City opened its public swimming pools on an integrated basis for the first time. Above, James Hunter, 11, and Louis Harris, 16, jump off the high board together at Druid Hill Park Pool No. 1. (Ralph Robinson, Baltimore Sun photo)
1868: Christopher Latham Sholes, a Wisconsin journalist and state senator, received a patent for an invention he called the Type-Writer.
1892: The Democratic convention in Chicago nominated former President Grover Cleveland on the first ballot.
1931: Aviators Wiley Post and Harold Gatty took off from New York for a flight around the world.
1938: Congress created the Civil Aeronautics Authority, predecessor to the Federal Aviation Administration, to regulate air traffic.