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relic unknow
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6th November 2006, 02:04
rm5252
Junior Member
Join Date: Mar 2005
Location: NJ, USA
Posts: 6
Re: relic unknow
This appears to be an unused chart from a machine that would record most likely temperature or barometric pressure. A pen would make a continous line to indicate the reading. A full circle around the chart could be a day or a week.
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