New York Times to Sell Its Headquarters  NEW YORK (Reuters) - New York Times Co. &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=NYT.N target=/stocks/quickinfo/fullquote"&gt;NYT.N&lt;/A&gt; will sell  its midtown Manhattan headquarters building to a partnership  led by Tishman Speyer Properties for \$175 million, the  companies said.