(1 - 8 of 8)
The Iron Spirit, or, The mystery of the Plains
Red Privateer, or, The first to float the stars and stripes
100 feet above the housetops, or, The mystery of the old church steeple
The doomed city, or, The hidden foe of Plummerdale
Swamp Doctor, or, The man witch
Railroad Ralph, the boy engineer
Tom Porter's search, or, The treasure of the mountains
The boy with the steel mask, or, A face that was never seen