MAXWELL, Sidney Denise, statistician, born in Centreville, Montgomery County, Ohio, 23 December, 1831. He studied law, settled in Cincinnati in 1868, and in 1862-'3 was army correspondent of the Cincinnati "Commercial," also serving as a private in the 131st Ohio regiment, and rising to the rank of colonel. In 1864-'5 he was aide-de-camp to the governor of Ohio. He was assistant city editor of the Cincinnati" Gazette" from 1868 till 1871, and agent of the Western associated press from 1870 till 1874. Since 1871 he has been superintendent of the Cincinnati chamber of commerce, and is now (1888) its statistician. In addition to pamphlets and the annual reports of the chamber of commerce, he has published " The Suburbs of Cincinnati" (Cincinnati, 1870), and "The Manufactures of Cincinnati and their Relations to the Future Progress of the City" (1878).