Welcome to the NavList Message Boards.

NavList:

A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding

Compose Your Message

Message:αβγ
Message:abc
Add Images & Files
    Name or NavList Code:
    Email:
       
    Reply
    Re: Puzzled by Douglas Protractor Instructions
    From: Gary LaPook
    Date: 2016 Sep 3, 22:38 -0700

    Apparently the Douglas protractor has the azimuth scale run counter-clockwise so it is used like the common aircraft plotter, see:

    http://fer3.com/arc/m2.aspx/FlipFlop-Method-LaPook-may-2011-g16389

    http://fer3.com/arc/m2.aspx/Plotting-tools-LaPook-may-2008-g5150

    http://fer3.com/arc/img/105150.pages%20from%20afpam11-216.pdf

    gl

       
    Reply
    Browse Files

    Drop Files

    NavList

    What is NavList?

    Get a NavList ID Code

    Name:
    (please, no nicknames or handles)
    Email:
    Do you want to receive all group messages by email?
    Yes No

    A NavList ID Code guarantees your identity in NavList posts and allows faster posting of messages.

    Retrieve a NavList ID Code

    Enter the email address associated with your NavList messages. Your NavList code will be emailed to you immediately.
    Email:

    Email Settings

    NavList ID Code:

    Custom Index

    Subject:
    Author:
    Start date: (yyyymm dd)
    End date: (yyyymm dd)

    Visit this site
    Visit this site
    Visit this site
    Visit this site
    Visit this site
    Visit this site