Keywords: Launching of USS North Carolina (BB-55), June 1940.jpg USS North Carolina BB-55 slides down the building ways as she is launched at the New York Navy Yard 13 June 1940 Note the slope of her side armor angled outward 15 degrees to increase its effective thickness against incoming enemy shells http //www history navy mil/photos/sh-usn/usnsh-n/bb55-c htm Naval Historical Center Photo 80-G-301356 1940-06-13 US Navy Employee PD-USGov-Military-Navy USS North Carolina BB-55 Brooklyn Navy Yard June 1940 Ship launchings |