A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
Re: Mark 7 Knee-Mounted Plotting Board
From: Gary LaPook
Date: 2018 May 10, 23:04 -0700
It takes three AA batteries but it is a tight fit. I wonder if AAs used to be a little bit shorter. It helps to file a couple of tenths off the positive terminals of the batteries. BTW the switch is a rehostat .
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