The 35th Congress is in session in Washington, DC. from early January to mid-June, 1858

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The Thirty-fifth Congress of the United States, Speaker James L. Orr of South Carolina presiding, was in session in Washington, DC. It sat until June 14, 1858, a period of 148 days. (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
    Lawmaking/Litigating
    How to Cite This Page: "The 35th Congress is in session in Washington, DC. from early January to mid-June, 1858," House Divided: The Civil War Research Engine at Dickinson College, https://hd.housedivided.dickinson.edu/node/21806.