In particular https://bugzilla.novell.com/show_bug.cgi?id=429750#c5 shows that a Deskjet 9800 can print on a "C4" envelope.
In particular /bugzilla. novell. com/show_ bug.cgi? id=429750# c5
https:/
shows that a Deskjet 9800 can print on a "C4" envelope.