Modifiche

===Riferimenti esterni=== <!--T:11-->

===Riferimenti esterni=== <!--T:11-->

* http://www.pentrace.net/article112300025.html

* [https://web.archive.org/web/20101128014503/http://www.pentrace.net/article112300025.html] Articolo su PenTrace

* http://www.fountainpennetwork.com/forum/index.php?showtopic=4467&st=0&#entry116468

* [http://www.fountainpennetwork.com/forum/index.php?showtopic=4467&st=0&#entry116468] Discussione su FPN

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===Note===

===Note===