tudinal pieces which form the main frame
of a structure.

Standard. A post. Also the flag or ensign of a country.

Strata. Parts of layers of earth, rock, or other material.

Strenuous. Vigorous; insistent.

Suppressing. Trying to keep out of sight; hidden.

Substitute. In place of.

Sulphide. A compound of sulphur with another element.

Subsided. To stop; to proceed no further.

Symptoms. Indications; showing effects of certain illness or
treatment.

Synthesis. The putting of different things together.

Theorist. One who speculates; one who tries to arrange facts
to harmonize.

Timbre. The peculiarity of a sound whereby it is
distinguished from another.

Tortuous. Moving in a winding or irregular way.

Tourmaline. One of the gems, found in various colors.

Traverse. Across; traveling; to go over.

Triangulation. The method of surveying whereby two known points
are used to find a third, by means of the angles
made.

Utilitarian. One who tries to take advantage of any knowledge and
make use of it.

Untenable. Without good ground.

Vacuum. A space entirely devoid of matter.

Veered. Turned aside or in a different direction.

Veritable. Truthful; well known to be correct.

Vibration. Any movement which is more or less irregular and
continuous.

Vividly. Distinctly seen; brightly appearing.

Wrench. To twist violently. To injure by a forcible turn or
movement.

* * * * *

Other books from

THE NEW YORK BOOK COMPANY
147 Fourth Avenue
New York

THE WONDER ISLAND BOYS

By ROGER T. FINLAY

A new series of books, each complete in itself, relating the remarkable
experiences of two boys and a man, who are cast upon an island in the
South Seas with absolutely nothing but the clothing they wore. By the
exercise of their ingenuity they succeed in fashioning clothing, tools
and weapons and not only do they train nature's forces to work for them
but they subdue and finally civilize neighboring savage tribes. The
books conta