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DaveMosher

Math on the chalkboard

Mathematicians at work.

2,312 views
1 fave
1 comment
Uploaded on January 24, 2011
Taken on June 14, 2010

Math on the chalkboard

Mathematicians at work.

2,312 views
1 fave
1 comment
Uploaded on January 24, 2011
Taken on June 14, 2010
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