 In 1926, the NBC selected Wittnauer Company to provide the official timing for its radio broadcasting.On May 20–21, 1932 Amelia Earhart made the first solo flight across the Atlantic with her Lockheed Vega-5B equipped with Wittnauer instruments.Wittnauer products were widely used in scientific expeditions and exploration, and was - with Longines movements - one of three contenders for the first mission on the moon along with Omega Speedmaster and Rolex Daytona.