4. Motor Boat Boys Among the Florida Keys; or The Struggle for the Leadership.
5. Motor Boat Boys Down the Coast; or Through Storm and Stress.
6. Motor Boat Boy’s River Chase; or Six Chums Afloat or Ashore.
7. Motor Boat Boys Down the Danube; or Four Chums Abroad
Motor Maid Series
By Katherine Stokes
1. Motor Maids’ School Days
2. Motor Maids by Palm and Pine
3. Motor Maids Across the Continent