Here are some links.

The "Swedish Civilian & Sporting Firearms" page has everything you ever wanted to know about Sweedish Mausers:

http://forums.gunboards.com/forumdisplay.php?f=50

If you know the serial number, you can look up the date of manufacture here by clicking on "Husqvarna Serial Numbers / Production Dates":

http://www.skydevaaben.com/index.xml