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(1 - 15 of 15)
Little Mac, the boy engineer, or, Bound to do his best
The boy with the steel mask, or, A face that was never seen
Tom Porter's search, or, The treasure of the mountains
Railroad Ralph, the boy engineer
Lost in the blizzard, or, The snow-bound school boys
Swamp Doctor, or, The man witch
The doomed city, or, The hidden foe of Plummerdale
100 feet above the housetops, or, The mystery of the old church steeple
Red Privateer, or, The first to float the stars and stripes
The Iron Spirit, or, The mystery of the Plains
The boy tenderfoot, or, The outlaws of Crooked Canyon
Silver Sam of Santa Fe, or, The lions' treasure cave
Claim 33, or, The boys of the mountain
Young Captain Rock, or, The first of the whiteboys
Jack Hawthorne of No Man's Land, or, An uncrowned king