1920s-1940s Timeline of the Bronx

^ richard l. forstall, ed. (1996). populations of states & counties of u. s. (1790-1990). census bureau. isbn 978-0-7881-3330-5. 
^ united states: new york state . statesman s year-book. london: macmillan , co. 1921. 
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^ kingsbridge historical society . retrieved january 30, 2016.