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mathteacher
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Joined: June 15, 2013 8:58 am
Last seen: February 17, 2025 8:59 am
Last seen: February 17, 2025 8:59 am
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About Me
Now retired, Allen was a licensed mathematics teacher in North Carolina and National Board Certified in mathematics teaching. Having admired surveyors and their profession since introductory trig in high school, he has studied and developed Lambert conformal conic projections informally since 2010.
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