Saturday, June 22, 2013

Sohcahtoa Sojourns

I read at The Original History of Pittsburgh that the Pittsburgh mystery protractor map being updated.

See: https://maps.google.com/maps/ms?msid=212355511150838249189.0004df97c1e66d9c0f147&msa=0


Reminds me we really ought to get back to that Isalys map.  Someday.

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