I think they mean a $100 bill printed before 1993. https://en.wikipedia.org/wiki/File:US100DollarBills-Old%262013.jpg https://en.wikipedia.org/wiki/File:US100D

I think they mean a $100 bill printed before 1993. https://en.wikipedia.org/wiki/File:US100DollarBills-Old%262013.jpg https://en.wikipedia.org/wiki/File:US100DollarBills-Old%2620...