Astounding Stories of Super-Science August 1931: Brood of the Dark Moon - Chapter V

The ship that Chet Bullard and Harkness had designed had none of the instruments for space navigation that the ensuing years were to bring. Chet's accuracy was more the result of that flyer's sixth sense—that same uncanny power that had served aviators so well in an earlier day. But Chet was glad to see his instruments registering once more as he approached a new world.