In a message dated 1/3/05 10:00:45 AM Eastern Standard Time, [log in to unmask] writes: > Besides, we all know that the tar schmear on the roof trick is the worst > treatment you can apply to a historic building roof. I am beginning to rethink the tar-on-the-roof shibboleth, along with vinyl siding. I bet Ruskin would have used tar. Ken? christopher