Air Lock Diving-Bell Plant
... that the Air Lock Diving-Bell Plant , made in Wivenhoe, worked in the Gibraltar harbour for more than 60 years?
... that the <b id="mwAtQ"><a class="mw-redirect" href="./Air_Lock_Diving-Bell_Plant" id="mwAtU" rel="mw:WikiLink" title="Air Lock Diving-Bell Plant">Air Lock Diving-Bell Plant</a></b> <i id="mwAtY">(pictured)</i>, made in <a href="./Wivenhoe" id="mwAtc" rel="mw:WikiLink" title="Wivenhoe">Wivenhoe</a>, worked in the <a href="./Port_of_Gibraltar" id="mwAtg" rel="mw:WikiLink" title="Port of Gibraltar">Gibraltar harbour</a> for more than 60 years?