>Hi Ed,
> I just checked with the client and that particular machine does have small fonts specified in the Display | Settings dialog. And the overflow does occur in the screen preview as well as the printed output.
> 1. Did I understand correctly what you meant by small fonts?

Yes.

> 2. If so, do you have any other ideas about what might be causing this overflow?

There are some variations between 800x600 and 1024x768 in terms of font resolution, but that should not affect printer output.

Printer driver versions, or how the font is sent to the printer varying would be other things to check.