 The famous aviator had driven out to the San Fernando Valley, after hearing that the serial was being shot there on location, where she watched the filming of the chapter two cliffhanger.In the traditional foreword at the beginning of each chapter, Ace Drummond used comic strips to summarise the story so far.This worked well, and Universal who had been trying to get away from using written text in its forewords, used "similar gimmicks" in their succeeding serials.