Rock Island Arsenal Museum
... that the Rock Island Arsenal Museum is the second oldest museum of the United States Army?
... that the <b id="mwBCM"><a href="./Rock_Island_Arsenal_Museum" id="mwBCQ" rel="mw:WikiLink" title="Rock Island Arsenal Museum">Rock Island Arsenal Museum</a></b> is the second oldest museum of the <a href="./United_States_Army" id="mwBCU" rel="mw:WikiLink" title="United States Army">United States Army</a>?