Generating barcodes in reports

I knew we could output barcodes because we do  in some of the default reports that come with the product.  But even when looking at those rich-text templates, it wasn't clear how they were defined.  So I did a little digging and discovered the code needed to be added to those fields to do the barcode magic.  I won't repeat the steps on how to update/create the custom reports from my earlier post, but will just cover the few extra steps for barcodes.

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