There are a few 'saveb3d' code archive entries, as well as other formats.
In particular have a look through this list for some:
http://blitzbasic.com/codearcs/codearcs.php?cat=12
Hope that helps.
In particular have a look through this list for some:
http://blitzbasic.com/codearcs/codearcs.php?cat=12
Hope that helps.