Ace Drummond (1936)

This 13 chapter serial is based on the comic strip character Ace Drummond created by Eddie Rickenbacker Ace is a GMan of the sky working out of Washington DC He is sent to Mongolia to find out why a mysterious villain known only as The Dragon is trying to prevent the newly formed International Airways from setting up an airport there Ace meets Peggy Trainor Jean Rogers who is searching for her archaeologist father who has disappeared Together they search for answers to the puzzles