I happened to run across this just before finding out about your list. I knew you would want to know about this.
The General Shale company in Johnson City, TN has a “Museum of Ancient Brick.” The website is below.
http://www.generalshale.com/company/museum/
Cindy
Riverdale Maryland
I live on the other side of town from this museum. It takes about 20 minutes to see every brick and read every placard.