J.W.Duffield

Bert Wilson on the Gridiron

Bert Wilson at Panama

Bert Wilson in the Rockies

The Radio Boys in the Thousand Islands

Radio Boys in the Flying Service; or, Held For Ransom by Mexican Bandits

Radio Boys in the Secret Service; Or, Cast Away on an Iceberg

Bert Wilson's Fadeaway Ball

Bert Wilson, Marathon Winner

Bert Wilson, Wireless Operator

Radio Boys in the Flying Service; or, Held For Ransom by Mexican Bandits

Across the Pacific

The Lone Eagle of the Border, or Ted Scott and the Diamond Smugglers

Don Sturdy Across the North Pole or Cast Away in the Land of Ice

The Lone Eagle of the Border, or Ted Scott and the Diamond Smugglers

Lost at the South Pole, or, Ted Scott in Blizzard Land

Don Sturdy with the Big Snake Hunters or Lost in the Jungles of the Amazon

Radio Boys in the Secret Service; Or, Cast Away on an Iceberg

Don Sturdy Across the North Pole or Cast Away in the Land of Ice