Statistics for occurrence #1 of “Sing-Sing” in chapter 31 of Thomas Wentworth Higginson, Harvard Memorial Biographies:

...ide was Jacob Barker of New Orleans, Louisiana. His mother, who died soon after his birth, was the daughter of the late William James of Albany. He attended a variety of schools,—at Albany, Sing-Sing , and Geneva, in New York; at New Haven, Connecticut; and finally at Exeter, New Hampshire, where he was a pupil of the Academy. In July, 1859, he entered the Freshman Class of Harvard University. ...
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