The Wonder Island Boys | Page 2

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.
VII. INVESTIGATING THE PROSPECTOR'S HOLE

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.
VIII. THE BULL FIGHT
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
absence. The wild bull charging George. Stampede of the herd. George
carried with them. Appearance of Apollo. Engaging in combat. Apollo
the stronger. Reappearance of George. Return of the cows. Apollo the
victor. Finding a brand mark on the wild bull. Inventory of their stock.
Work in tanning vats. The flash of Harry's gun in the distance.
Explanation of the difference in time between the flash and report.
"Sound" or "noise." Vibrations. Light. The locomotive whistle
explained.
IX. EXCITING EXPERIENCES WITH THE BOATS
Health on the island. Illness of Harry. Fever. Determining temperature.
Making a thermometer. Substitutes for glass and mercury. How
Fahrenheit scale is determined. Centigrade scale. Testing the
thermometer. Determining fever. Danger point. Why a coiled pipe tries
to straighten out under pressure. Medicine for fever. Rains and rising
Cataract River. Decision to explore sea coast to the east. Yoking up the
yaks. Gathering samples of plants and flowers. The beach. Following
the shore line. Discovering the boat which had disappeared from the
Falls in South River. Surprising find of strange oars and unfamiliar

rope in the boat. Harry and George decide to sail the boat around the
cliff point to the Cataract River. The Professor takes the team home.
Sighting an object on the cliffs. Going ashore at the foot of the cliffs for
an examination. Ascending the cliffs. Discovering the wrecked remains
of their life-boat. Consternation when their boat is washed away from
the shore. Getting the wreck of the life-boat down to the water. The
watching and waiting Professor. The boys launch the life-boat and float
to the mainland. Meeting the Professor. Explanations.
X. THE BIRTHDAY PARTY AND THE SURPRISE
Theory that their island is near some other inhabited island. The
mysterious occurrences of the fire in the forest; the lights across the
river. The disappearance of their boat. The removal of the flagpole and
flag; the arrows; the hole in the hillside; the finding of the boat with
unfamiliar oars and rope on it. Conclude to make another boat.
Unsanitary arrangement of their kitchen. Purifying means employed.
Different purifying agents. Primary electric battery. The cell; how made.
The electrodes. Clay. The positive and the negative elements. How
connected up. The battery. Making wire. How electricity flows. Rate of
flow. Volts and amperes. Pressure and quantity. Drawing out the wire.
Tools for drawing the wire. Friction. Molecules and atoms.
Accomplishments of "Baby." Climbing trees and finding nuts. George
as cook. Making puddings. "Baby's" aid. Finding eggs of prairie
chicken. Planning a surprise for the Professor. The birthday party.
George's cakes to celebrate the event. Harry's gong. The missing cakes.
"Baby" the thief. The feast. Why laughter is infectious. Odors.
Beautiful perfumes wafted to long distances. Bad odors destroyed.
Why. Oxygen as a purifying agent.
XI. THE GRUESOME SKELETON
The Cataract water. Common oak chips as purifiers. Tannic acid. Bitter
almonds. Universal purification of water. The Bible method. Albumen
impurities in water. Electric battery. The electrode. How the cells were
made. Object of plurality of cells. Volts, amperes and watts, and their
definitions. A new boat determined on. Determining size of