Statistics for occurrence #1 of “Mr. Green” in chapter 4 of Thomas Wentworth Higginson, Harvard Memorial Biographies:

...but in consequence of failing health (for his constitution was naturally delicate), he remained there only about a year. He went next to the well-known school at Jamaica Plain, near Boston, kept by Mr. Green , where he remained for some time; but his final preparation for college was made under the private tuition of the late Jonathan Chapman, afterwards Mayor of Boston, who, at the request of an older br...
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