The Boys are off on another series of adventures, beginning in San Francisco, where a run in with arch-enemy Dan Baxter leads them into the South Seas with their girlfriends in tow. Several ship mishaps later, they all land on a desert island to become turn of the last century Crusoes. - Summary by Matt Pierard Arthur M. Winfield is a pen name used by the Stratemeyer Syndicate for the Rover Boys series.