Statistics for occurrence #1 of “George S. Boutwell” in entry massachusetts of Harper's Encyclopedia of United States History:

...845 to 1853 Robert C. Winthrop31st1850 Robert Rantoul. Jr31st1851 Charles Sumner32d to 43d1851 to 1874 Edward Everett33d1853 to 1854 Julius Rockwell33d1854 Henry Wilson33d to 42d1855 to 1873 George S. Boutwell 43d to 44th1873 to 1877 William B. Washburn43d1874 Henry L. Dawes44th to 52d1875 to 1893 George F. Hoar45th to —1877 to — Henry Cabot Lodge53d to —1893 to —
...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
George S. Boutwell 199 10 9 0 0 user votes
Hon George S. Boutwell 2 0 0 0 0 user votes

† This entity has been selected by the automated classifier as the most likely match in this context. It may or may not be the correct match.