Hmmm lets see..... Origin of the name, place, composition, if in use, book value, colors, size, weight, if it has UV coding, maps of where it came from, designer, language and religions of the people using them, number of denominations in this series, how long in use, history of the place of origin, how you aquired it, manufacturer, Denomination, unit of that denomination, where the unit derived it's name, why that denomination is in use, then give some detailed information on it...... that's about it.