GRIFFIN’S NAUTICAL SERIES.

Second Edition, Revised and Illustrated. Price 3s. 6d.

NAVIGATION:

PRACTICAL AND THEORETICAL.

By DAVID WILSON-BARKER, R.N.R., F.R.S.E., &c., &c.,

AND

WILLIAM ALLINGHAM,

FIRST-CLASS HONOURS, NAVIGATION, SCIENCE AND ART DEPARTMENT.