![](https://www.historynet.com/wp-content/uploads/2002/11/NC4-Long-Island-960_640.jpg)
NC-4 undergoes maintenance at her mooring at Rockaway Naval Air Station on Long Island, N.Y., where all three Nancies started out on their Atlantic crossing. (Naval History and Heritage Command)
NC-4 undergoes maintenance at her mooring at Rockaway Naval Air Station on Long Island, N.Y., where all three Nancies started out on their Atlantic crossing. (Naval History and Heritage Command)