The Lindbergh Hour Angle is a well-known watch in Longines' collection. It was first created in the 1930's by Longines and Charles Lindbergh (also known as 'The Lone Eagle'). This watch is based on the Weems Second-Setting Watch, which was designed in the 1920's by Longines/Wittnauer and Captain Phillip Van Horn Weems. The Weems watch featured a rotating inner seconds scale for accurate timekeeping, while the Lindbergh Hour Angle took it a step further with additional markings on the dial and bezel to help calculate the hour angle. This transformed the watch into a useful navigational tool. The L2.601.4.11.2 model has a