Modifiche

===Riferimenti esterni=== <!--T:4-->

===Riferimenti esterni=== <!--T:4-->

* http://www.pentrace.net/penbase/Data_Returns/full_article.asp?id=406

* [http://www.pentrace.net/penbase/Data_Returns/full_article.asp?id=406]

* http://www.museomils.it/index.php?it/117/lus

* [http://www.museomils.it/index.php?it/117/lus]

* http://forum.fountainpen.it/viewtopic.php?f=8&t=1897

* [http://forum.fountainpen.it/viewtopic.php?f=8&t=1897]

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===Note===

===Note===