NEW AMERICAN
PRACTICAL NAVIGATOR: :

BEING AN

EPITOME OF NAVIGATION;
CONTAINING ALL THE TABLES NECESSARY TO BE SED WITH THE

NAUTICAL ALMANAC,

IN DETERMINING

THE LATITUDE, AND THE LONGITUDE

BY

LUNAR OBSERVATIONS:

AND

KEEPING A COMPLETE RECKONING AT SEA:

ILLUSTRATED BY

PROPER RULES AND EXAMPLES:
THE WHOLE EXEMPLIFIED IN A JOURNAL,

KEPT FROM BOSTON TO MADEIRA,
IN WHICH ALL THE RULES OF NAVIGATION ARE INTRODUCED."

ALSO,
THE DEMONSTRATION OF THE USUAL RULES OF TRIGONOMETRY:

PROBLEMS
IN MENSURATION, SURVEYING AND GAUGING :

DICTIONARY OF SEA-TERMS:

NETHODS OF CALCULATING ECLIPSES OF THE SUN AND MOON, AND OCCULTATIONS OF THE
FIXED STARS: RULES FOR FINDING THE LONGITUDE OF A PLACE BY OBSERVATIONS
OF ECLIPSES OR OCCULTATIONS: AND A NEW METHOD FOR FINDING THE

LATITUDE BY TWO ALTITUDES.

BY NATHANIEL BOWDITCH, LL. D.
Fellem of the Royal Societies of London, Edinburgh, and Dublin; of the American Philosophical Society,
held a Philadelphia: of the American Academy of Arts and Sciences ; of the Connecticut Academy

of Arts and Sciences ; of the Lutcrary and Philnsophical Society of New-York, &c.

SIXTH STEREOTYPE EDITION.

NEW-YORK:
PUBLISHED BY EDMUND M. BLUNT, PROPRIETOR,
AND AUTHOR OF THE AMERICAN COAST PILOT,

No. 202, WATER-STREET.

John Gray & Co. Print.

Weihrisk

1826.