Statistics for occurrence #1 of “Mr. Sumner” in page 36 of William Schouler, A history of Massachusetts in the Civil War: Volume 1:

... If the result of the Virginia election had been in favor of the secessionists, the attack on the Capitol might have been carried out without waiting for the formal action of the Virginia Convention. Mr. Sumner now thinks there is no immediate danger to be feared of such an attack.
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