> That is not absolutely true. Within RootsMagic, one can, for example, > create a new Master Source based on a custom source template and merge a > Source based on another template into it. As long as the two source > templates have matching field names for non-empty fields in the original > source and these field names are at the same levels (Master or Citation), > nothing is lost. Again, for the daring, much more powerful and faster > things can be done using SQLite queries. And there is promise of a source > conversion facility someday... Well, I guess I have to stand corrected. I hadn't thought of the Merge Source trick as a way to change source templates. I've always just done it with SQLite. Jerry