I decided to make a web page for my 100-year-old poker postcards that were made to invite people to poker games. The U.S. mail was needed since there was no Internet or (many) telephones.

I have about 12 such post cards. Scanned 6 so far. Take a look:
http://www.antiquegamblingchips.com/PostCard.htm

Here are two of the postcards:

Robert