The Dal-Tex Building is a seven story office building located at 501 Elm Street in the West End Historic District of downtown Dallas, Texas. The building is located on the northeast corner of Elm and North Houston Streets, across the street from the Texas School Book Depository in Dealey Plaza, the scene of the assassination of President John F. Kennedy on November 22, 1963. The Dal-Tex Building, sometimes called the Dallas-Textiles Building, the Dal-Tex Market Building, or the Dal-Tex Mart Building, was a center of the textile business in Dallas.