~~~ would know which chip Is CA and which is NV.

It is not uncommon to see hundreds of sales on eBay in France, Spain and Italy in a single one hour visit that are posted by sellers who have been doing what the do for over 30-years and, right here at home in Florida, there are sellers who have been selling chips for way before eBay and at huge ANA and FUN conventions who make the same common errors and not one person says anything about it because they know what it's like to pull 18-hour days in order to bring their customers what they want... and, one thing that some of us seem to forget; not a one of us knew all that had to be known when we first started out in this hobby and Joe has made that perfectly clear in his posts that Sarah is learning and she has asked questions and some were not easy to answer and it's all here in black and white...