Image Collection 451 Items Subway Construction Photograph Collection. Contract Three. Route 31, 1916-1933 The 451 Contract Three, Route 31 photographs show the construction by the Interborough Rapid Transit Company (IRT) of the New Lots Line or Livonia Avenue Line (the 3 train) in Brooklyn. The line runs from East 98th Street and Sutter Avenue to Livonia Avenue and New Lots Avenue. Most views are of the Livonia Avenue commercial district between Howard Avenue and Van Siclen Avenue in Brownsville, a Jewish neighborhood with many shop signs written in Yiddish. View Collection