In search of the lost missionary (The missionary adventures of Bob & Arty series)

"After refurbishing their DC-3 cargo plane,affectionately dubbed Old Gabe, home schooled Bob & Arty spent their afternoons taking flying lessons from their father Jesse Baxter. Aircraft maintenance training at their father's facilities further prepared the brothers for their missionary aviation ministry. In this series travel with theses two young pilots, and occasionally their entire family, as they find themselves embroiled in a South Sea mystery, facing the fears and hardship of jungle travel and hostile matives, making a daring rescue in the frozen tundra of northern Alaska, being caught in the perils of a violent storm and much more." Taken from the back cover of the paperback.