Here's a website with a list of all models of Husqvarna.
http://www.skydevaaben.com/allhvamodels/info.xml

And here is a page of serial numbers and year of production.
http://www.skydevaaben.com/hvasno/info.xml

There is a very good forum moderated by one of the world's experts on Husqvarna rifles. I think it's forbidden to post the link, but the moderator is SBVHA. He can answer any question you may have.