Statistics for occurrence #1 of “Root” in entry presidential-administrations of Harper's Encyclopedia of United States History:

... Agriculture. Congress, Republican; Reed and Henderson, speakers. 1901-1905: McKinley; Roosevelt, Vice-President (succeeded as President Sept. 14, 1901), Republican; Hay, State; Gage, Treasury; Root , War; Knox, Attorney-General; Smith, Postmaster-General; Long, Navy; Hitchcock, Interior; Wilson, Agriculture. Congress, Republican.
...
Max. Freq. Min. Freq.
Entity Corpus Doc Corpus Doc  
† Flibu Root 4 4 0 0 0 user votes
Root 55 0 9 0 0 user votes
E. K. Root 36 0 0 0 0 user votes
Elihu Root 18 15 2 1 0 user votes
Adrian R. Root 17 0 9 0 0 user votes
James P. Root 13 0 1 0 0 user votes
George F. Root 12 6 0 0 0 user votes
David Root 10 0 2 0 0 user votes
Richard Root 9 0 3 0 0 user votes
G. F. Root 6 0 0 0 0 user votes
George Frederick Root 6 0 0 0 0 user votes
J. R. Root 5 0 1 0 0 user votes
G. A. Root 4 0 0 0 0 user votes
J. P. Root 4 0 0 0 0 user votes
Joseph M. Root 4 0 0 0 0 user votes
Oliver D. Root 4 0 0 0 0 user votes
William A. Root 4 0 0 0 0 user votes
A. R. Root 2 0 0 0 0 user votes
C. J. Root 2 0 0 0 0 user votes
E. Root 2 0 0 0 0 user votes
Erastus Root 2 2 0 0 0 user votes
George E. Root 2 0 0 0 0 user votes
Iverson S. Root 2 0 0 0 0 user votes
Jacob Root 2 0 0 0 0 user votes
Joseph Root 2 0 0 0 0 user votes
L. F. Root 2 0 0 0 0 user votes
Mary Root 2 0 0 0 0 user votes
R. Root 2 0 0 0 0 user votes
R. C. Root 2 0 0 0 0 user votes
Solomon F. Root 2 0 0 0 0 user votes
Adrain R. Root 1 0 1 0 0 user votes
Adrian Root 1 0 1 0 0 user votes
Augustus I. Root 1 0 1 0 0 user votes
Eugene A. Root 1 0 1 0 0 user votes
Geo Root 1 0 1 0 0 user votes
George Root 1 0 1 0 0 user votes
John L. Root 1 0 1 0 0 user votes
O. D. Root 1 0 1 0 0 user votes
Sidney Root 1 0 1 0 0 user votes
T. W. Root 1 0 1 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.