In the 1920s, four brothers fly for the fledgling U.S. Air Mail Service.

In the 1920s, the four McDonald brothers leave the uncertain life of carnival stunt fliers for steady jobs with the U.S. Air Mail. They've agreed that "guys like us don't have a right to get married," but that's before Colin meets nurse Lucille Stewart and, in a whirlwind courtship, weds her. Can this marriage, or indeed any of the brothers, survive the dangers of their new profession?—Rod Crawford <[email protected]>