18 books
Humanizing the Greater City's Charity; The Work of the Department of Public Charities of the City of New York.
Contracts with Railroad Companies. New York & Brooklyn Bridge and Williamsburg Bridge.
The Williamsburg Bridge. an Account of the Ceremonies Attending the Formal Opening of the Structure, December the Nineteenth, MDCCCIII, Together with
Report of the Heights of Buildings Commission to the Committee on the Height, Size and Arrangement of Buildings of the Board of Estimate and Apportion
Report of Delos F. Wilcox, Deputy Commissioner, in Relation to the Queens County Water Company, June 1, 1915.
Seven Years of Progress.
Precise Leveling in New York City, by Frederick W. Koop, Assistant Engineer, Board of Estimate and Apportionment. Executed 1909 to 1914.
Subway Nickels. a Survey of New York City's Transit Problem
Standard Specifications for Personal Service.
New York City's Administrative Progress, 1914-1916. a Survey of Various Departments Under the Jurisidiction of the Mayor,
Final Report of the Committee on Taxation of the City of New York.
The Finances and Financial Administration of New York City
The City of New York
Report on the Tax Levies of the City of New York for the Years 1899 to 1914, Inclusive.
Final Report.
How to Meet Hard Times.
Report of Commission on Street Cleaning and Waste Disposal, the City of New York, 1907. / Commissioners
Incendiarism in Greater New York, 1912.