On this day in 1917, Robert H. Goddard (sometimes called the ‘Father of American Rocketry’) proposes the use of sonar to the US Navy. The Navy advises him they are not at all interested in the new device.
On this day in 1917, Robert H. Goddard (sometimes called the ‘Father of American Rocketry’) proposes the use of sonar to the US Navy. The Navy advises him they are not at all interested in the new device.