Modifiche

===Riferimenti esterni===

===Riferimenti esterni===

* [http://www.campsilos.org/excursions/grout/two/act5i.htm]

* http://www.campsilos.org/excursions/grout/two/act5i.htm

* [http://web.archive.org/web/20060205083718/http://www.wplwloo.lib.ia.us/History/WlooBios/WilliamWelty.html]

* http://web.archive.org/web/20060205083718/http://www.wplwloo.lib.ia.us/History/WlooBios/WilliamWelty.html

* [http://www.richardspens.com/ref/glossary/W.htm#welty]

* http://www.richardspens.com/ref/glossary/W.htm#welty

* [http://www.pensandwatches.com/_pages/pen_company_photos/welty_fountain_pens.htm]

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

* [http://munsonpens.wordpress.com/category/welty-pen-company/]

* http://munsonpens.wordpress.com/category/welty-pen-company/

==Note==

==Note==