NavList:
A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Home made level vial observation results & Amundson at the So. Pole
From: Bill Morris
Date: 2012 Feb 18, 10:44 -0800
From: Bill Morris
Date: 2012 Feb 18, 10:44 -0800
Ethyl alcohol (-114), diethyl ether (-116) and acetone (-95), all of which have been used to fill spirit level vials, freeze below the lowest temperature encountered in the Antarctic of 89.2 Celsius.
Bill Morris
Pukenui
New Zealand
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