ArchitectClaussen and ClaussenAmerican architectural firmPhotograph of one of their buildings · Ian Poellet (User:Werewombat) · CC BY-SA 3.0 · Wikimedia Commons3 buildingsFurther readingWikipedia article↗BuildingsIra F. Powers Warehouse and FactoryPortland, United StatesLoyalty BuildingPortland, United StatesPortland Van and Storage BuildingPortland, United States