The 31st Congress is in session in Washington, DC, sitting from early December, 1849 till late September, 1850

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The Thirty-first Congress of the United States is in session in Washington, DC. It will sit until September 30, 1850. Democratic representative Howell Cobb of Georgia is in the Speaker's chair. (By John Osborne)
Source Citation
Office of the Clerk, U.S. House of Representatives, "House History."  http://clerk.house.gov/art_history/house_history/index.html
    Date Certainty
    Exact
    Type
    Legal/Political
    How to Cite This Page: "The 31st Congress is in session in Washington, DC, sitting from early December, 1849 till late September, 1850," House Divided: The Civil War Research Engine at Dickinson College, https://hd.housedivided.dickinson.edu/node/21854.