Roy Rockwood: 60 books

confirmation to his scholarly companion.   "Reonaris is substantially a diamond," said Professor Roumann. "It has the same chemical constitution, and also the diamond's hardness and brilliancy. But I don't understand how any diamonds can be on the moon."  ...

Dismantling the dirigible-ship Monarch & the submarine Porpoise, our crew constructs from the combined parts the Flying Mermaid which is both airship & submarine. They leave their home in Maine & head for a region of the South Polar sea where they previously found an opening into the Hollow...

After learning of a diamond field on the Moon, our crew heads for the satellite, where they discover a petrified city populated by petrified people.

The adventuresome crew builds a submersible craft, the Dolphin, that runs on sea water and chemicals. On the maiden voyage they battle sea monsters, pass through a sunken graveyard, and discover an opening that leads to the center of the Earth!

In this gripping action-adventure tale geared for younger audiences, long-time chums Mark and Jack are living as the house guests of the brilliant inventor Professor Amos Henderson, who enlists their help to build a first-of-its-kind vehicle that can be used for underground exploration.

In this volume the reader is taken into the depth of the jungle where he meets Bomba in a life replete with thrilling situations. You meet Cody Casson, the old naturalist, and the White Hunters, Jake Dorn and Ralph Gillis who gives Bomba a Harmonica, matches, and revolver for saving their lives. The...

The ongoing adventures of the courageous Bomba the Jungle Boy! In „Swamp of Death,” Bomba wants to return to Gonibobo’s camp to reclaim the pages of Japazy’s notebook that were torn out there. Bomba and Gibo had barely escaped the cannibals but Bomba is determined to retrieve the torn pages....

Years of tough jungle living made Bomba the most powerful hunter around. At 14, he possessed the strength of three men, and could fight the most powerful jungle beasts with little more than a knife. With his extraordinary throwing arm, he could bury a knife up to its hilt in any enemy within fifty...

*** Original and Unabridged Content. Made available by CLASSIC COLLECTION 600.*** Synopsis: Just after 1900, the professor invented a wonderful machine that could both fly and float. This was considerably before the Wright brothers. The machine took a select group into the center of the earth...

*** Original and Unabridged Content. Made available by CLASSIC COLLECTION 600.*** Synopsis: Well, what do you think of it, Mark? asked Jack Darrow, as he laid aside a portion of a newspaper, covered with strange printed characters. "Great; isn't it?" "You don't mean to tell me...

This is the second book in the Bomba the Jungle Boy series following „Bomba the Jungle Boy”. It is a series of adventure books produced by the Stratemeyer Syndicate between 1926 and 1938 in a youthful imitation of the highly successful Tarzan series by Edgar Rice Burroughs. Bomba is kind of a...

The ongoing adventures of the courageous Bomba the Jungle Boy! In „Bomba, the Jungle Boy on the Underground River”, Sobrinini, the snake woman that Bomba rescued from Snake Island, is also undergoing treatment. During her more lucid moments, she has told Bomba of a chest that she buried in the...

CONTENTS CHAPTER I   SPLENDID FORTUNE CHAPTER II   FOUL PLAY CHAPTER III  MR. SCHMITT-SCHMITT CHAPTER IV   A PAIR OF SCHEMERS CHAPTER V   DOCTOR BARRELL'S "ACCIDENT" CHAPTER VI   THE PILOT'S PLOT CHAPTER VII   THE MYSTERIOUS...

Running an airship took nerve, steadiness of purpose, a definite, concrete way of looking at things. Dave knew in his own mind that the Drifter was each hour speeding farther and farther away from the haunts of men. He recalled the old adage, however, which says "the more haste the less speed," and he determined to stick to the plan he had mentally outlined at the start.