Modifiche

* http://www.kamakurapens.com/Paul_Wirt/Paul_Wirt_Company_History.html

* http://www.kamakurapens.com/Paul_Wirt/Paul_Wirt_Company_History.html

* http://www.penbid.com/Auction/showarticle.asp?art_id=105

* http://www.penbid.com/Auction/showarticle.asp?art_id=105 sito non pià disponibile

* http://www.wirtpens.com/ gone

* http://web.archive.org/web/*/http://www.wirtpens.com/ sito non pià disponibile, la versione archiviata si vede male

* http://www.paulwirt.com/

* http://www.paulwirt.com/  

* http://www.kamakurapens.com/WirtCollectionIndex.html

* http://www.kamakurapens.com/WirtCollectionIndex.html

* http://www.pensandwatches.com/_pages/pen_company_photos/paul_wirt_fountain_pens.htm

* http://www.pensandwatches.com/_pages/pen_company_photos/paul_wirt_fountain_pens.htm

[[Category:Marche]]

[[Category:Marche]]

[[Category:U.S.A.]]

[[Category:U.S.A.]]