NOT KNOWN FACTS ABOUT COPYRIGHT 100 DOLLAR BILLS

And an easy attribution note with regards to the reverse variety for a selected date Trade dollar, I use this picture as reference:Exhibit A: in my view, a real 1876-cc DDR. Obtained (cherrypicked!) from a renowned eBay seller who has lots of trade dollars, typically "blast white." I've examined it minutely; the only thing somewhat questionable is