Joseph Monier
...that Joseph Monier was one of the principal inventors of reinforced concrete?
...that <b id="mwEeg"><a href="./Joseph_Monier" id="mwEek" rel="mw:WikiLink" title="Joseph Monier">Joseph Monier</a></b> was one of the principal inventors of <a href="./Reinforced_concrete" id="mwEeo" rel="mw:WikiLink" title="Reinforced concrete">reinforced concrete</a>?