↑ While the Bronx has an area of 42 square miles (110 km²), those 42 square miles have more residents than the 665,000 square miles (1.7 million km²) of Alaska and Wyoming combined, according to Table 348 of the Statistical Abstract of the United States: 2008) Ranked areas of the boroughs from U.S. Census Bureau, County and City Data Book:2007 Table B-1, Area and Population, retrieved on ngày 12 tháng 7 năm 2008.
↑ Lloyd Ultan, Bronx Borough Historian, "History of the Bronx River," Paper presented to the Bronx River Alliance, ngày 5 tháng 11 năm 2002 (notes taken by Maarten de Kadt, ngày 16 tháng 11 năm 2002), retrieved on ngày 29 tháng 8 năm 2008. This 2-1/2 hour talk covers much of the early history of the Bronx as a whole, in addition to the Bronx River.
↑ On the start of business for Bronx County: BRONX COUNTY IN MOTION. New Officials All Find Work to Do on Their First Day.The New York Times, ngày 3 tháng 1 năm 1914 (PDF retrieved on ngày 26 tháng 6 năm 2008): "Despite the fact that the new Bronx County Court House is not completed there was no delay yesterday in getting the court machinery in motion. All the new county officials were on hand and the County Clerk, the District Attorney, the Surrogate, and the County Judge soon had things in working order. The seal to be used by the new county was selected by County Judge Louis D. Gibbs. It is circular. In the centre is a seated figure of Justice. To her right is an American shield and over the figure is written 'Populi Suprema.'... "Surrogate George M. S. Schulz, with his office force, was busy at the stroke of 9 o'clock. Two wills were filed in the early morning, but owing to the absence of a safe they were recorded and then returned to the attorneys for safe keeping.... "There was a rush of business to the new County Clerk's office. Between seventy-five and a hundred men applied for first naturalization papers. Two certificates of incorporation were issued, and seventeen judgments, seven lis pendens, three mechanics' liens and one suit for negligence were filed. "Sheriff O'Brien announced several additional appointments."
