Modifiche

Riga 163: Riga 163:  
* http://www.vintagepens.com/filling_instructions_vintage_pens.shtml
 
* http://www.vintagepens.com/filling_instructions_vintage_pens.shtml
 
* http://www.pentrace.net/penbase/Data_Returns/full_article.asp?id=266
 
* http://www.pentrace.net/penbase/Data_Returns/full_article.asp?id=266
 +
* http://www.pentrace.net/penbase/Data_Returns/full_article.asp?id=259&tname=Technical