The Highland Falcon Thief
M. G. Leonard & Sam Sedgman, illustrated by Elisa Paganelli
Kidnap on the California Comet
M. G. Leonard & Sam Sedgman, illustrated by Elisa Paganelli
Murder on the Safari Star
M. G. Leonard & Sam Sedgman, illustrated by Elisa Paganelli
Danger at Dead Man’s Pass
M. G. Leonard & Sam Sedgman, illustrated by Elisa Paganelli
Sabotage on the Solar Express
M. G. Leonard & Sam Sedgman, illustrated by Elisa Paganelli
The Arctic Railway Assassin
M. G. Leonard & Sam Sedgman, illustrated by Elisa Paganelli