Wyn Roosevelt

1870

• Frontier boys on the coast
• Frontier Boys in Colorado, or Captured by Indians
• Frontier Boys in Frisco
• Frontier Boys in Hawaii, or the Mystery of the Hollow Mountain
• Frontier Boys in Mexico, or Mystery Mountain
• Frontier Boys in the Grand Canyon
• Frontier Boys in the Grand Canyon; or, a Search for Treasure
• Frontier Boys in the Rockies, or a Winter in the Big Canyon
• Frontier Boys in the Saddle
• Frontier Boys in the Sierras
• Frontier Boys in the Sierras; or, the Lost Mine
• Frontier Boys in the South Seas