Koch memorial in section A at Prospect Hill Cemetery in Washington, D.C., in the United States in 2014. Prospect Hill Cemetery was added to the Register of Historic Places of the District of Columbia (a listing of historic sites maintained by the city) in 2005. Werner Koch (1834-1911) was a newspaper publisher and editor of the "Intelligenzblatt" (a German language paper) and the "Washington Journal" (one of the longest-publishing newspapers in the city).