The currently listed 3rd issue card from Royal River in Flandreau, SD has a web address above the mag stripe and the 3rd line of text starts with "May also..."

There's another variation of that card that still has "May also..." at the start of the 3rd line but has NO web address above the mag stripe. This card is actually the more common card but was not listed on the ChipGuide.

Here's a link to the scans for the originally listed card on the ChipGuide
http://www.themogh.org/cg_showpic2.php?cg=091660

And here's scans of the newly added variation that we had missed...