The Outdoor Chums on Gulf (Illustrated): Rescuing Lost Balloonists

is the fourth volume in this eight-book series. "The outdoor chums are four wide-awake lads, sons of wealthy men of a small city located on a lake. The boys love outdoor life, and are greatly interested in hunting, fishing, and picture taking. They have motor cycles, motor boats, canoes, etc., and during their vacations go everywhere and have all sorts of thrilling adventures. The stories give full directions for camping out, how to fish, how to hunt wild animals and prepare the skins for stuffing, how to manage a canoe, how to swim, etc. Full of the very spirit of outdoor life." — Grosset & Dunlap advertisement blurb.