William, born August 23, 1838. He fitted for college at Phillips (Andover) and Kimball Union academies; entered Dartmouth College in 1856; made a voyage around the world, before the mast, in 1856 and 1857, doubling Cape Horn and Cape of Good Hope; graduated at Harvard Law School in 1860, and admitted to the practice of law the same year; entered the United States military service in 1861, as captain of volunteers; promoted to lieutenant-colonel in 1862, to colonel in 1863, and brevet brigadier-general in 1864; discharged from service July 28, 1865; commander of the post at Atlanta during its occupation by Gen. Sherman's army; was under Banks in Shenandoah valley, Pope in Virginia, McClellan at Antietam, Hooker at Chancellorsville, Sherman at Chattanooga, Atlanta, Savannah, Raleigh, and at the final surrender; commander Massachusetts Department, G. A. R., 1870; senior vice-commander United States military order, Loyal Legion, of Massachusetts, 1870; was four times wounded, once severely. He now resides in Salem, Mass., and was mayor of that city from 1867 to 1869, and from 1872 to 1873, inclusive; member of the house of representatives in 1871 and 1872, and in 1881 and 1882. He married, June 20, 1865, Emma Thorndike Proctor, who died April 1, 1877. He was again married December 12, 1881, to Eva M. Davis, of Salem. Dartmouth College conferred on him the honorary degree of A. M. in 1878. Sarah Parker, born March 23, 1843; graduated at Bradford Academy. In 1871 she made an extended tour in Europe, in company with her brother-in-law, Judge Choate. In 1846, Dr. Cogswell married Elisabeth Doane, youngest daughter of Hon. Elisha Doane, of Yarmouth. Judge Doane was a man distinguished for wisdom and exactness, belonging to one of the most respected and cultivated families on Cape Cod. The following are the children of this marriage:-- Elisha Doane and Susan Doane, born September 22, 1847. Susan died November 29, 1847; Elisha died April 6, 1850. Doane, born April 29, 1851; graduated at Phillips Academy, Andover, and at Dartmouth College in the class, of 1874; studied medicine two years at Harvard Medical School; is now extensively engaged in agriculture, on one of the largest farms in Essex County. Caroline Doane, born August 2, 1852; graduated at Bradford Academy; and in 1878 visited the most interesting portions of England, Scotland, and the continent of Europe. In 1878. Dr. Cogswell made his second visit to Europe, and was at the World's Fair, in Paris, during that year. He included in his travels the mountains and lakes of Switzerland, and portions of Germany, Belgium, and Holland. He also visited the rural districts of England, Scotland, and Ireland, giving much attention to the agricultural capabilities and resources of the countries through which he passed, and manifesting, at the age of seventy, the same enthusiasm in all objects of interest that characterized his former visit, thirty-six years before.