This Day, That Year – April 27
The first atomic-powered electric-drive submarine, the USS Tullibee, was launched on this day in 1960. Did you know that:• Elijah McCoy was granted a patent for an air-brake pump lubricator on this day in 1920• Xerox PARC introduced the computer mouse on this day in 1981• William Moseley is an English actor born on this […]
