Someone just posted this link on the Home Decorating forum, to my delight and gratitude. I thought others here might enjoy it.

Wall paper being sort of out of favour in modern decorating, this is a neat resource for finding papers and for figuring out what to do with the walls in old houses.

http://www.historicwallpapering.com/links.htm (linked below)

It links to many companies in various facets of the business.

One company's site, for example, answers a question I posted a while ago about ceilings. In addition to some actual ceiling papers, they offer these pictures:

http://wolffhousewallpapers.com/id9.htm

KarinL

Here is a link that might be useful: Historic Wallpaper Resources