Personally, because I "fondle / admire / categorize / package / organize / classify / record / discuss" my coins on a regular basis, I always have a rough idea of what's what. :)
Very cool ... Question: When you "glass" both sides, do you hang it on a long cable/wire, so it can be flipped ? Or do you simply lean it against a wall and handle it that way ? Interested ...
That friend of yours sure has some nice notes ... these, again, are very marketable. Not unlike the "other" big bills, it may be prudent to get them graded before sale.
Sounds like the inheritance, was a bit watered down from expectations ... I hate to see the unhappiness of an individual, directed at others ... I'll Pray for him.