The Wonder Island Boys

The journey into the forest. Restlessness of the yaks. The alarm. Wild animals. George Mayfield and Harry Crandall. Their companion, an aged Professor. Their history. How they were shipwrecked. Thrown on an island without weapons, tools, food, or any of the requirements of life. What they had accomplished previous to the opening of this chapter. Making tools. Capturing yaks and training them. The three previous expeditions, and what they discovered. The mysterious occurrences. The fourth voyage of discovery. Losing sight of the strange animals. The forest. Discovering orang-outans. Capturing a young orang. Christening the "Baby." Its strange and restless actions. A shot. A wild animal. The wildcat. Enemy of the orang-outan. Distances deceptive, and why. Peculiar sensations at altitudes. Tableland. The fifth day. Discovery of a broad river. Progress barred.

A mountain chain beyond the river. Adventures along the river. Decide to follow the river to the north. Camping at the shore of a small stream. Prospecting tour on the stream. The flint arrow. The arrow in the skull of an animal. Different kinds of arrows. Home-sick. The light across the river. The test of firing a gun. Disappearance of the light. Seeking explanation. The night watch. The early breakfast and start. Scouting in advance. Qualifications in scouting.

A coast line of steep hills. Shooting an animal. The answering shot. The wonderful echo. Calculating distance of the bluff by the sound. The bear. The attack of the bear. The Professor's shot. The frightened yaks. Recovery of the wagon. Death of the bear. Rugged traveling. Changing their course. Deciding to return to their home. Stormy weather. The traveling chart. Methods used to determine course in traveling. An adjustable square. Obtaining angles from the shadows.

Breezes from the north. Indications of proximity of the sea. Warm winds. What wind temperatures tell. The missing yak herd. Mystery of the turning water wheel. The mill and workshop. Their home. "Baby" learning civilized ways. The noise in the night. The return of the yaks. The need for keeping correct time. Shoe leather necessary. Threshing out barley. The flail. The grindstone. Making flour. Baking bread. How the bread was raised. What yeast does in bread. Temperature required. The "Baby" and the honey pot. The bread with large holes in it. George's trip to the cliffs. A peculiar sounding noise and spray from the cliffs. An air pocket. Compressed air. Non-compressible water.

Earthquake indications. The seismograph. The theory about the interior of the earth. How geologists know the composition of the interior of the earth for miles down. The earth's "crust." The weekly hunting trip. Determine to cross South River and explore. The lost hatchet found. Making a raft to cross the river. Going into the interior. The sound of moving animals. Caution in approaching. Discovering the beast. Two shots. The disappearing animal. Indications that the animal was hit. Trail lost. Returning to the river. The animal again sighted. Firing at the animal. The shots take effect. The animal too heavy to carry. Return to the Cataract home. Finding the camphor tree. Its wonders as a medicine. Calisaya. Algoraba, a species of bean, or locust. Sarsaparilla. The trip to South River with the team. Finding the shot animal. The ocelot. Two bullet holes instead of one. The animal not at the place where it was shot the night before. Mystery explained by the finding of second animal which they had shot. Skinning the animals.

The accomplishments of George and Harry. Theory and practice. Fermentation. How heat develops germs. Bacteria. Harmless germs. Tribes of germs. Septic system of sewage. The war between germs. Setting germs to work. Indications from the vegetable world as to the climate. Prospecting in the hills. Tanning leather. Bark, and what it does in tanning. Different materials used. The gall nut and how it is formed. Different kinds of leaves. The edges of leaves. The most important part of every vegetation. Trip to the cliffs. Hunting for the air pocket. Discovery of a cave. Exploring the cave. The water in the cave. Indication of marine animal in the water. Return to the mouth of the cave. Discovering the air pocket. The peculiar light in the cave. Calcium coating.

Speculation as to the animal in the cave. Determined to explore the mystery of the "hole" in the hill. Trip to the hills. Difficulty in finding the "hole." Accidental discovery of a rock. The "hole" found. Indication that it was made by man. Why plants flourish around holes and stones. Moisture and heat. Object of cultivating plants. Lead and silver ore. Zinc. Working with their ore furnace. Putting metals to work. Labor-saving tools, what they are and what they do. Roasting ore. Melting roasted ore in crucible. Recovering zinc. Light from zinc and copper. Harry bitten by a "cat." The zibet.

Different fruit, flowers and vegetables. The thistle. Its nutritious qualities. Why animals can eat it. The sorrel and the shamrock. Significance of the latter. Vanilla. Smell is vibration. Harmony and discord in odors. What essences are composed of. Preserving seeds for planting. Food elements in vegetables. Surprising increase in their herd of yaks. Investigation. The wild bull. Apollo, the bull of their herd. His