1904. It was the year Teddy Roosevelt won the White House, the first New York City subway system began operation in Manhattan, and the New York Times Building in Times Square opened for business. It also was the year Louis Kossuth Comstock founded the company known as L.K. Comstock.
DART's $188 million Blue Line expansion (see the YouTube video) added 4.8 miles to the light rail line to link the downtowns of Garland and Rowlett, TX. RailWorks companies, L.K. Comstock and RailWorks Track Systems began work on the project in 2009. DART began revenue service on the extension in December 2012.