Hillsboro Public Library
...that the first Hillsboro Public Library that opened in 1914 was the only Carnegie library built in Washington County, Oregon?
...that the first <b id="mwEW0"><a href="./Hillsboro_Public_Library" id="mwEW4" rel="mw:WikiLink" title="Hillsboro Public Library">Hillsboro Public Library</a></b> that opened in 1914 was the only <a href="./Carnegie_library" id="mwEW8" rel="mw:WikiLink" title="Carnegie library">Carnegie library</a> built in <a href="./Washington_County,_Oregon" id="mwEXA" rel="mw:WikiLink" title="Washington County, Oregon">Washington County, Oregon</a>?