CROSBY, Dixi, surgeon, born in Sandwich, New Hampshire, 8 February 1800; died there, 26 September 1873. Dr. Crosby received a classical education, but it is not known that he was a graduate of any College. He studied in the medical school of Dartmouth, and received his degree in 1824. In this year he devised a new and ingenious mode of reducing metacarpo-phalangeal dislocation. After practicing his profession at Gilmanton and Laconia, N. H. fourteen years, he removed to Hanover. He was the first to open an abscess at the hip joint. In 1838 he was called to the chair of surgery in the medical department of Dartmouth, which he occupied until 1841, when he was promoted to the surgical professorship made vacant by the removal of Professor Mussey to the west. To this chair was added that of obstetrics and diseases of women and children, and Dr. Crosby for twenty-seven years delivered both courses of lectures. At the beginning of the civil war he served in the provost marshal's office by day and attended to his medical practice at night. In 1868 he turned over the surgical lectures to his associate, and the College did not appoint a full surgical professor till 1871. In 1870 he found himself unable to perform even the divided duty to his satisfaction, and was appointed emeritus professor of surgery, and lectured when he pleased. The degree of LL.D. was conferred on him by Dartmouth in 1867.

--His brother, Nathan Crosby, lawyer, born in Sandwich, New Hampshire, 12 February 1798; died in Lowell, Massachusetts, 9 February 1885, was graduated at Dartmouth in 1820, and practiced his profession in Gihnanton, New Hampshire, Salisbury, Newburyport, and Lowell, Massachusetts. In, 1845-'6 he purchased for the Lowell manufacturing corporations the great lakes of New Hampshire, which now form the reservoirs of water-power for that City. He was commissioned justice of Lowell police court, 19 May 1846, and held the office till his death. He was the author of "First Half-Century of Dartmouth College," and eulogies on Tappan Wentworth, and Judge S. S. Wilde, of the Massachusetts Supreme Court, and many lectures and essays on historical and philanthropic subjects. The degree of LL. D. was conferred on him by Dartmouth in 1879.

--Another brother, Alpheus Crosby, educator, born in Sandwich, N. H., 13 October 1810; died in Salem, Massachusetts, 17 April 1874. He was graduated at Dartmouth in 1827, and in 1829-'31 was a tutor. He studied theology at Andover in 1831-'2, and in 1833-'7 was professor of Latin and Greek at Dartmouth, when, after a tour in Europe, during 1836-'7, he entered upon the professorship of Greek alone, occupying the chair for twenty years. After resigning the active duties of his professorship at Dartmouth, he resided chiefly in Hanover, New Hampshire, and Newburyport, Massachusetts, till September 1854, when he was appointed agent of the Massachusetts board of education and lecturer in the teachers' institutes of that state. In 1857 he became principal of the normal school in Salem, Massachusetts, where he remained until 1865. He was the author of various Textbooks, including "Greek Lessons," "Greek Tables," "Greek Grammar," "Greek Fables," and an edition of "Xenophon's Anabasis." He also published the "Second Advent" (Boston, 1850), and "First Lessons in Geometry" (New York, 1851).

--Another brother, Thomas Russell Crosby, born in Gihnanton, New Hampshire, 22 October 1816; died in Hanover, New Hampshire, 1 March 1872, was also a surgeon. After graduation at the medical department of Dartmouth in 1841, he began the practice of his profession. At the beginning of the civil war he entered the army, and was put in charge of the Columbian College hospital in Washington. In 1866 he became professor of general and military surgery and hygiene in the National medical College, where he remained until 1870. During 1854-'64 he was professor of physics and natural history in Norwich, Vermont, University, in 1866-'70 professor of military surgery in the National medical College, and from 1870 until his death professor of animal and vegetable physiology in the New Hampshire agricultural College.

--Dixi's son, Alpheus Benning Crosby, surgeon, born in Gilmanton, New Hampshire, 22 February 1832" died in Hanover, New Hampshire, 9 August 1877, was graduated at Dartmouth in 1853, and at the medical department there in 1856. Meanwhile he had devoted one year as an assistant surgeon in the marine hospital at Chelsea, Massachusetts. Returning to Hanover, he began practice, but at the beginning of the civil war joined the 1st New Hampshire volunteers as surgeon, and was afterward promoted to brigade-surgeon. In 1862 he resigned, and became associate professor of surgery to his father, who was professor of surgery and anatomy in Dartmouth. On his father's death, in 1868, he became his successor, and occupied the chair until 1877. Dr. Crosby was also, in 1866-'72, a professor in the University of Vermont, in 1869-'70 a lecturer in the University of Michigan, in 1869 a professor and lecturer in Bowdoin College, in 1871-'2 a professor in the Long Island College hospital, and in 1872-'7 professor of anatomy in Bellevue hospital medical College. In June 1877, he presided at the annual meeting of the New Hampshire medical society, and delivered an address upon "The Ethical Relations of Physician and Patient." Many of his medical lectures have been published.

--Nathan's son, Stephen Moody Crosby, born in Salisbury, Massachusetts, 14 August 1827, was educated in the Boston Latin-school and the Lowell high-school, graduated at Dartmouth in 1849, and at Harvard law-school in 1852. At the beginning of the civil war he entered the national service, was paymaster from 1862 till 1866 and brevetted lieutenant colonel for meritorious services. He was elected representative in the state legislature ill 1869, WaS state senator in 1870-'1, state director of the Boston and Albany railroad for 1871-'2, commissioner of the Hoosac tunnel in 1874-'5, and treasurer of the Massachusetts Trust company in 1870-'83, when he became president of that corporation.