Arminius Hotel - Credit: Wikimedia Commons
The Arminius Hotel is a historic hotel in Portland, Oregon, United States. It was built in 1904 by Otto Kleeman, and is on the National Register of Historic Places. The inscription A.D.U.G. stands for the Allgemeine Deutsche Unterstützungsgesellschaft (General German Aid Society) that constructed the building. Read more on Wikipedia
Source: en.wikipedia.org