![Welcome to the NavList Message Boards.](../sx1.jpg)
NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Historical tides
From: Alexandre Eremenko
Date: 2019 Feb 16, 04:19 +0000
From: Alexandre Eremenko
Date: 2019 Feb 16, 04:19 +0000
Frank, Thanks for the detailed information. No, I am not writing a book. Someone who writes a book asked me about this, as a person who knows something about navigation:-) And I realized that this is a big gap in my knowledge, and tried to fill it. Alex.