After a number of stirring adventures Bob becomes photographer for a railroad, and while taking pictures along the line thwarts the plan of those who would injure the railroad corporation and incidentally clears a mystery surrounding his parentage.
ROCKWOOD, ROY JACK NORTH'S TREASURE HUNT.
A Story of South American Adventure Jack is sent to South America on a business trip, and while there he hears of the wonderful treasure of the Incas located in the Andes.

He learns also of a lake that appears and disappears.

He resolves to investigate, and organizes an expedition for that purpose.

The book is a thriller.
BONEHILL, CAPTAIN RALPH LOST IN THE LAND OF ICE.
Or, Daring Adventures Round the South Pole An expedition is fitted out by a rich young man who loves the ocean, and with him goes the hero of the tale, a lad who has some knowledge of a treasure ship said to be cast away in the land of ice.

On the way the expedition is stopped by enemies, and the heroes land among the wild Indians of Patagonia.