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@YKrawiecki: Can't stop observing #math #mathphoto17 #ocsb_math Old City, Warsaw https://t.co/oaiMenUduz

Can't stop observing #math #mathphoto17 #ocsb_math Old City, Warsaw t.co/oaiMenUduz - @YKrawiecki

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Uploaded on July 27, 2017

@YKrawiecki: Can't stop observing #math #mathphoto17 #ocsb_math Old City, Warsaw https://t.co/oaiMenUduz

Can't stop observing #math #mathphoto17 #ocsb_math Old City, Warsaw t.co/oaiMenUduz - @YKrawiecki

36 views
0 faves
0 comments
Uploaded on July 27, 2017
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