Excerpt from Annual Report of the Commissioners of the District of Columbia, Year Ended June 30, 1913, Vol. 2: Engineer Department Reports For the construction

Excerpt from Annual Report of the Commissioners of the District of Columbia, Year Ended June 30, 1911, Vol. 2: Engineer Department Reports The sum of was approp

Excerpt from Annual Report of the Commissioners of the District of Columbia, Year Ended June 30, 1913, Vol. 1: Report of Commissioners, Miscellaneous Report The

Excerpt from Annual Report of the Commissioners of the District of Columbia, Year Ended June 30, 1917, Vol. 2: Engineer Department Reports Asphalt, sheet, speci