- E-bookShadow, the Mysterious DetectiveFrancis Worcester Doughty
- E-bookThe Bradys' Race for Life; or, Rounding Up a Tough TrioFrancis Worcester Doughty
- E-bookThe Bradys Beyond Their Depth The Great Swamp MysteryFrancis Worcester Doughty
- E-bookThe Bradys' Chinese Clew; Or, The Secret Dens of Pell StreetFrancis Worcester Doughty
- E-bookShadow, the Mysterious DetectiveFrancis Worcester Doughty
- E-bookThe Bradys and the Girl Smuggler or, Working for the Custom HouseFrancis Worcester Doughty
- E-bookThe Bradys' Chinese Clew The Secret Dens of Pell StreetFrancis Worcester Doughty
- E-bookThe Bradys Beyond Their Depth The Great Swamp MysteryFrancis Worcester Doughty
- E-bookThe Bradys After a Chinese Princess The Yellow Fiends of 'FriscoFrancis Worcester Doughty
- E-bookMirrikh, or, A Woman from MarsFrancis Worcester Doughty
- E-bookThe Bradys and the Girl Smuggler or, Working for the Custom HouseFrancis Worcester Doughty
- E-bookThe Bradys' Race for Life; or, Rounding Up a Tough TrioFrancis Worcester Doughty
- E-bookThe Bradys Beyond Their Depth; Or, The Great Swamp MysteryFrancis Worcester Doughty
- E-bookThe Bradys' Chinese Clew; Or, The Secret Dens of Pell StreetFrancis Worcester Doughty
- E-bookShadow, the Mysterious DetectiveFrancis Worcester Doughty
- E-bookThe Bradys and the Girl Smuggler; Or, Working for the Custom HouseFrancis Worcester Doughty
- E-bookThe Bradys After a Chinese Princess; Or, The Yellow Fiends of 'FriscoFrancis Worcester Doughty
- E-bookThe Cases of Detectove ShadowFrancis Worcester Doughty
- E-bookShadowFrancis Worcester Doughty
- E-bookThe Bradys and the Girl Smuggler; Or, Working for the Custom HouseFrancis Worcester Doughty