| Oliver Cromwell, British Puritan reformer, roundhead | |
| Guglielmo Marconi, Bologna Italy, invented radio, (Nobel 1909) | |
| Edward R. Murrow, set the standard for TV correspondents. | |
| Arbor Day. Plant a tree. | |
| New York becomes first state requiring license plates for cars | |
| United Nations Conference starts. | |
| First experimental sodium nuclear reactor is operated. | |
| St Lawrence Seaway opens to shipping | |
| Mercury/Atlas rocket lifted off with an electronic mannequin. | |
| Robert Noyce granted a patent for the integrated circuit. | |
| Glider pilot Hans Grosse flies a record 1461 km | |
| First Boeing Jetfoil service, Hong Kong to Macao. | |
By Scott Labrecque version 9.4.0.0