Found 5 books 
![[Gutenberg 14130] • The Outdoor Chums on the Gulf; Or, Rescuing the Lost Balloonists](/cover/DgGtZnbLK4I-99Ab/small/[Gutenberg%2014130]%20%e2%80%a2%20The%20Outdoor%20Chums%20on%20the%20Gulf;%20Or,%20Rescuing%20the%20Lost%20Balloonists.jpg)
![[Gutenberg 49117] • The Boy Scouts and the Prize Pennant](/cover/IxlqPkaDKdbELPb_/small/[Gutenberg%2049117]%20%e2%80%a2%20The%20Boy%20Scouts%20and%20the%20Prize%20Pennant.jpg)
[en] [Gutenberg 49117] • The Boy Scouts and the Prize Pennant SKYRAIDER
![[Gutenberg 60860] • The Crystal Sceptre: A Story of Adventure](/cover/ChBWOSJfmi5Zc6jR/small/[Gutenberg%2060860]%20%e2%80%a2%20The%20Crystal%20Sceptre:%20A%20Story%20of%20Adventure.jpg)
[en] [Gutenberg 60860] • The Crystal Sceptre: A Story of Adventure Kessinger Publishing
![[Gutenberg 11589] • Le Docteur Ox](/cover/lMkFwwuL6hzXZehx/small/[Gutenberg%2011589]%20%e2%80%a2%20Le%20Docteur%20Ox.jpg)
[fr] [Gutenberg 11589] • Le Docteur Ox B&R Samizdat Express
[en] The Daredevil Tycoon Harlequin Presents