<http://schema.org/description>
"Mark Powell reuses old envelopes as his canvas, producing these incredible life-like drawings using only a biro and incorporating the original stamps and postage marks ."^^<http://www.w3.org/2001/XMLSchema#string>
<http://inhabitat.com/mark-powell-reuses-antique-envelopes-to-create-amazing-biro-portraits/>