Church Row
... that Henry Cavendish calculated that the time difference between Church Row in Hampstead and Great Marlborough Street was 10.2 seconds?
... that <a href="./Henry_Cavendish" id="mwCdE" rel="mw:WikiLink" title="Henry Cavendish">Henry Cavendish</a> calculated that the time difference between <b id="mwCdI"><a href="./Church_Row,_Hampstead" id="mwCdM" rel="mw:WikiLink" title="Church Row, Hampstead">Church Row</a></b> in Hampstead and <a href="./Great_Marlborough_Street" id="mwCdQ" rel="mw:WikiLink" title="Great Marlborough Street">Great Marlborough Street</a> was 10.2<span id="mwCdU" typeof="mw:Entity"> </span>seconds?