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No. 9

American Practical Navigator

An Epitome of Navigation and

Nautical Astronomy

ORIGINALLY BY
NATHANIEL BOWDITCH, LL. D.

PUBLISHED BY THE

UNITED STATES HYDROGRAPHIC OFFICE

UNDER THE AUTHORITY OF
THE SECRETARY OF THE NAVY

OFFICE

U.S. NAVY

WASHINGTON
GOVERNMENT PRINTING OFFICE

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There shall be a Hydrographic Office attached to the Bureau of Navigation in the Navy Department, for the improvement of the means for navigating safely the vessels of the Navy and of the mercantile marine, by providing, under the authority of the Secretary of the Navy, accurate and cheap nautical charts, sailing directions, navigators, and manuals of instructions for the use of all vessels of the United States, and for the benefit and use of navigators generally. (R. S. 431.)

The Secretary of the Navy is authorized to cause to be prepared, at the Hydrographic Office attached to the Bureau of Navigation in the Navy Department, maps, charts, and nautical books relating to and required in navigation, and to publish and furnish them to navigators at the cost of printing and paper, and to purchase the plates and copyrights of such existing maps, charts, navigators, sailing directions, and instructions, as he may consider necessary, and when he may deem it expedient to do so, and under such regulations and instructions as he may prescribe. (R. S. 432.)

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PART I.

P

TEXT AND APPENDICES.

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