Sir <a href="https://en.wikipedia.org/wiki/Malcolm_Campbell" id="mw6Q" rel="mw:WikiLink" title="Malcolm Campbell">Malcolm Campbell</a> reaches a speed of 304.331 miles per hour on the <a href="https://en.wikipedia.org/wiki/Bonneville_Salt_Flats" id="mw6g" rel="mw:WikiLink" title="Bonneville Salt Flats">Bonneville Salt Flats</a> in <a href="https://en.wikipedia.org/wiki/Utah" id="mw6w" rel="mw:WikiLink" title="Utah">Utah</a>, becoming the first person to drive an <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Automobile" id="mw7A" rel="mw:WikiLink" title="Automobile">automobile</a> over 300<span id="mw7Q" typeof="mw:Entity"> </span>mph.