Edward Barry Dalton, an American physician, brother of Prof. J. C. Dalton, born in Lowell, Mass., Sept. 21, 1834, died at Santa Barbara, Cal., May 13, 1872. He graduated at Harvard college in 1855, and at the New York college of physicians and surgeons in 1858. After serving as medical officer of a gunboat in 1861, he was commissioned regimental surgeon of volunteers, and subsequently became medical inspector of the 6th army corps. In 1863 he was acting medical director of the army of Virginia. Transferred to the army of the Potomac, he followed it through the campaign of 1864, having charge of all the wounded, and establishing and moving the hospitals as circumstances required. The number of patients thus under his charge from May, 1864, to March, 1865, was more than 100,000. From the latter date he was medical director of the 9th army corps until the close of the war, when "for faithful and meritorious services " he received the rank of colonel of volunteers by brevet. From March, 1866, to January, 1869, he was sanitary superintendent of the New York board of health. He visited California three years later, for the improvement of his health, and died there.

His published works are: a treatise on "The Disorder known as Bronzed Skin, or Disease of the Supra-Renal Capsules" ("New York Journal of Medicine," May, 1860); "Reports of the Sanitary Superintendent of the Metropolitan Board of Health" for 1866, 1867, and 1868; and an article on " The Metropolitan Board of Health " ("North American Review," April, 1868).