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Jul6 12 Last Modified: 2012-07-06 14:50:23 http://d32ogoqmya1dw8.cloudfront.net/files/NAGTWorkshops/structure/SGT2012/field_guide.pdf
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Workshop program http://serc.carleton.edu/NAGTWorkshops/structure/SGT2012/program.html
Provenance Permission to post from author Robert Hatcher.
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