Headreach Island
... that Headreach Island had 175 acres (71 ha) of farmland in 1923, but by 1974 was mostly marshland or underwater?
... that <b id="mwAyA"><a href="./Headreach_Island" id="mwAyE" rel="mw:WikiLink" title="Headreach Island">Headreach Island</a></b> had 175 acres (71<span id="mwAyI" typeof="mw:Entity"> </span>ha) of farmland in 1923, but by 1974 was mostly marshland or underwater?