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
    or...
       
    Reply
    Re: Sight reduction methods
    From: Robert VanderPol II
    Date: 2015 Nov 7, 14:18 -0800

    Re: Sight reduction methods
    From: Ron Jones
    Date: 2015 Nov 6, 12:29 -0800

    As to when Pub. No.229 was first published, I think it must have been 1970 (see attached "HO229 Date.pdf").

    HO-229 was first published about 1945 and replaced HO-214 in USN use 1971.

       
    Reply
    Browse Files

    Drop Files

    NavList

    What is NavList?

    Join NavList

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

    You can also join by posting. Your first on-topic post automatically makes you a member.

    Posting Code

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

    Email Settings

    Posting 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