WORKS OF E. B. WILSON, E.M.,

PUBLISHED BY

JOHN WILEY & SONS.

Cyanide Processes.

12mo, cloth, $1.50.

The Chlorination Process.

12mo, cloth, $1.50.

Practical Mine Ventilation.

For the Use of Mining Engineers, Students, and
Practical Men. With plates. 16mo, cloth, $1.25.

Hydraulic and Placer Mining.

With illustrations, including full-page half-tones. 12mo, vi+234 pages, cloth, $2.00.

ON

PRACTICAL AND THEORETICAL

MINE VENTILATION.

BY

EUGENE B. WILSON,

INSTRUCTOR IN DRIFTON INDUSTRIAL SCHOOL FOR MINERS

AND MECHANICS.

FIFTH EDITION.

SECOND THOUSAND.

NEW YORK:

JOHN WILEY & SONS.

LONDON: CHAPMAN & HALL, LIMITED.

1904.