ibration. Moving to and fro; a regular movement.

Veteran. One long trained in any service.

Voluntarily. Done of free will.

Vitrify. Converted into glass, wholly or in part.

Weird. Superstitious; uncanny; unearthly.

* * * * *

Other books from

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THE "HOW-TO-DO-IT" BOOKS

CARPENTRY FOR BOYS

A book which treats, in a most practical and fascinating manner all
subjects pertaining to the "King of Trades"; showing the care and use of
tools; drawing; designing, and the laying out of work; the principles
involved in the building of various kinds of structures, and the
rudiments of architecture. It contains over two hundred and fifty
illustrations made especially for this work, and includes also a
complete glossary of the technical terms used in the art. The most
comprehensive volume on this subject ever published for boys.

ELECTRICITY FOR BOYS

The author has adopted the unique plan of setting forth the fundamental
principles in each phase of the science, and practically applying the
work in the successive stages. It shows how the knowledge has been
developed, and the reasons for the various phenomena, without using
technical words so as to bring it within the compass of every boy. It
has a complete glossary of terms, and is illustrated with two hundred
original drawings.

PRACTICAL MECHANICS FOR BOYS

This book takes the beginner through a comprehensive series of practical
shop work, in which the uses of tools, and the structure and handling of
shop machinery are set forth; how they are utilized to perform the work,
and the manner in which all dimensional work is carried out. Every
subject is illustrated, and model building explained. It contains a
glossary which comprises a new system of cross references, a feature
that will prove a welcome departure in explaining subjects. Fully
illustrated.

THE WONDER ISLAND BOYS

By ROGER T. FINLAY

Thrilling adventures by sea and land of two boys and an aged Professor
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clothing. By gradual and natural stages they succeed in constructing all
forms of devices used in the mechanical arts and learn the scientific
theories involved in every walk of life. These subjects are all treated
in an incidental and natural way in the progress of