Duffield, John William
Alphabetical Checklist

Series – The Radio Boys

12 titles
• The Radio Boys Aiding the Snow Bound; or, Starvation Days at Lumber Run (New York: Grosset and Dunlap, 1928) as by Allan Chapman
• The Radio Boys at Mountain Pass; or, the Midnight Call for Help (New York: Grosset and Dunlap, 1922) as by Allan Chapman
• The Radio Boys at Ocean Point; or, The Message That Saved the Ship (New York: Grosset and Dunlap, 1922) as by Allan Chapman
• The Radio Boys at the Sending Station; or, Making Good in the Wireless Room (New York: Grosset and Dunlap, 1922) as by Allan Chapman
• The Radio Boys' First Wireless; or, Winning the Ferberton Prize (New York: Grosset and Dunlap, 1922) as by Allan Chapman
• The Radio Boys in Gold Valley; or, The Mystery of the Deserted Mining Camp (New York: Grosset and Dunlap, 1927) as by Allan Chapman
• The Radio Boys on Signal Island; or, Watching for the Ships of Mystery (New York: Grosset and Dunlap, 1926) as by Allan Chapman
• The Radio Boys on the Pacific (New York: Grosset and Dunlap, 1929) as by Allan Chapman
• The Radio Boys Trailing a Voice; or, Solving a Wireless Mystery (New York: Grosset and Dunlap, 1922) as by Allan Chapman
• The Radio Boys with the Forest Rangers; or, The Great Fire on Spruce Mountain (New York: Grosset and Dunlap, 1922) as by Allan Chapman
• The Radio Boys with the Iceberg Patrol; or, Making Safe the Ocean Lanes (New York: Grosset and Dunlap, 1924) as by Allan Chapman
• The Radio Boys with the Flood Fighters; or, Saving the City in the Valley (New York: Grosset and Dunlap, 1925) as by Allan Chapman