-------- Original Message --------
Subject: Re: Question regarding soundings on nautical charts
Date: Thu, 3 Feb 2011 13:21:54 -0500
From: erno bonebakker <[log in to unmask]>
To: Maps, Air Photo, GIS Forum - Map Librarianship
<[log in to unmask]>
The gospel is at :
http://www.nauticalcharts.noaa.gov/mcd/chartno1.htm at page I ("eye")
and
http://msi.nga.mil/MSISiteContent/StaticFiles/NAV_PUBS/APN/Chapt-03.pdf
at page 19 & 20
For a thorough, modern discussion of nautical charts I would recommend:
How to Read a Nautical Chart : A Complete Guide to the Symbols,
Abbreviations, and Data Displayed on Nautical Charts, 240p, 2002 by
Nigel Calder
--
Erno R Bonebakker, mapster & navigator
91 Park St.
Portland, ME 04101
207.871.0048
e-mail: [log in to unmask] <mailto:[log in to unmask]>