New York Tribune newspaper ad for the 1901 Pan American Exposition and travel along the Empire State Express.
New York Central RR
New-York tribune. (New York [N.Y.]), 21 April 1901. Chronicling America: Historic American Newspapers. Lib. of Congress. &lt;<a rel="nofollow" class="external free" href="http://chroniclingamerica.loc.gov/lccn/sn83030214/1901-04-21/ed-1/seq-50/">http://chroniclingamerica.loc.gov/lccn/sn83030214/1901-04-21/ed-1/seq-50/</a>&gt;