Statistics for occurrence #1 of “Mr. Clay” in chapter 15 of Horace Greeley, The American Conflict: A History of the Great Rebellion in the United States of America, 1860-65: its Causes, Incidents, and Results: Intended to exhibit especially its moral and political phases with the drift and progress of American opinion respecting human slavery from 1776 to the close of the War for the Union. Volume I.:

...avis, went against him: so did the great body of Slavery Propagandists; yet it is, nevertheless, true that he received many more votes at the South than would have been given for Mr. Webster, or even Mr. Clay . In the Free States, very many Northern Whigs had refused to support him, and given their votes to Van Buren as an open, unequivocal champion of Slavery Restriction; and it was by the votes thus...
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