Rudolph Mencl
Source: "Rudolph Mencl Bibliography." Author Wars, https://authorwars.com/authors/rudolph-mencl.html".
Titles:
Interior Art
- Unknown. Tom Swift and His Airship; or, The Stirring Cruise of the Red Cloud
- Unknown. Tom Swift and His Electric Runabout; or, The Speediest Car on the Road
- Unknown. Tom Swift and His Motor Boat; or, The Rivals of Lake Carlopa
- Unknown. Tom Swift and His Motor Cycle; or, Fun and Adventure on the Road
- Unknown. Tom Swift and His Submarine Boat; or, Under the Ocean for Sunken Treasure