He was prepared for college, principally at Gilmanton Academy, under the tuition of Andrew Mack, Esq., and Rev John L. Parkhurst; studied, a short time, with Rev. James Marsh, D. D., and Hon. Rufus Choate, then tutors in Dartmouth College; and was, one year, a student in Phillips Exeter Academy.  After graduating, he taught Moor's School, in Hanover, one year; was Tutor in Dartmouth College, three years; and then passed a year and a half at the Theological Seminary, Andover, Mass.  He was licensed. to preach, in 1833, and, in April, of the same year, became Professor of the Latin and Greek Languages and Literature, in Dartmouth College.  In 1837, by a division of the department, be became Professor of the Greek Language and Literature; and, in 1849, Professor Emeritus of the Greek Language and Literature.  During the years 1836 and 1837, he was absent in Europe for the purposes of travel. Since his resignation of the active duties of his Professorship at Dartmouth, he has resided chiefly at Hanover, N. H., and Newburyport, Mass.

Prof. Crosby has published "A Greek and General Grammar"; Greek Tables "; "Greek Lessons"; "An Edition of Zenophon's Anabasis"; "First Lessons in Geometry"; "A Letter of John Foster, with Additions"; and "An Essay on the Second Advent.".

He was married, August 27, 1834, to Miss Abigail G. J. Cutler, of Newburyport, Mass. She died in Paris, France, March 1837.
  

Source:  Class of 1827, of Dartmouth College;  Proceedings at their meeting in July, 1852; and Brief Notices of the Members.  Lynn:  W. W. Kellogg, Printer Over the Depot, Typographic Hall, 1853.

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