Breckenridge, Gerald
Chronological Checklist
- The Radio Boys on Secret Service Duty (New York: A L Burt, 1922)
- The Radio Boys on the Mexican Border (New York: A L Burt, 1922)
- The Radio Boys Search for the Inca's Treasure (New York: A L Burt, 1922)
- The Radio Boys with the Revenue Guards (New York: A L Burt, 1922)
- The Radio Boys Rescue the Lost Alaska Expedition (New York: A L Burt, 1922)
- The Radio Boys in Darkest Africa (New York: A L Burt, 1923)
- The Radio Boys Seek the Lost Atlantis (New York: A L Burt, 1923)
- The Radio Boys with the Border Patrol (New York: A L Burt, 1924)
- The Radio Boys as Soldiers of Fortune (New York: A L Burt, 1925)
- The Radio Boys with the Air Patrol (New York: A L Burt, 1931)
- Chip Collins' Adventures on Bat Island (New York: Lynn Publishing Company, 1935) as Gerald Breitigam