Statistics for occurrence #1 of “Professor John M. Langston” in chapter 258 of C. Edwards Lester, Life and public services of Charles Sumner: Born Jan. 6, 1811. Died March 11, 1874.:

...ed with. Victory will follow soon, and the good cause be secure forever. Meanwhile, accept my best wishes for the convention, and believe me, dear professor, faithfully yours, Charles Sumner. To Professor John M. Langston .
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