Charles O. Potter

ON

COAST AND LAKE NAVIGATION

INTERNATIONAL CORRESPONDENCE SCHOOLS

SCRANTON, PA.

TRANSPORTATION LIBRARY

LAKE NAVIGATION

SCRANTON

INTERNATIONAL TEXTBOOK COMPANY

A-2

430

Lake Navigation:

Entered at Stationers' Hall, London.

Copyright, 1902, by INTERNATIONAL TEXTBOOK COMPANY.

Entered at Stationers' Hall, London.

52

7

1

Method of Constructing a Mercator's Chart 6

The Sextant . .

Determining the Position of a Ship When