Poe da ayyukansa sun rinjayi wallafe-wallafe a duk faɗin duniya, da kuma fannoni na musamman kamar ilimin sararin samaniya da kuma cryptography. Shi da aikinsa sun bayyana a cikin al'adun gargajiya a cikin wallafe-wallafe, kiɗa, fina-finai, da talabijin. Yawancin gidajensa gidajen tarihi ne na yau.
Ƙungiyar Penn