Herbert McLeod
... that Herbert McLeod invented the McLeod gauge?
... that <b id="mwB_0"><a href="./Herbert_McLeod" id="mwB_4" rel="mw:WikiLink" title="Herbert McLeod">Herbert McLeod</a></b> invented the <a href="./McLeod_gauge" id="mwB_8" rel="mw:WikiLink" title="McLeod gauge">McLeod gauge</a>?