Jacob Miller Campbell (Congressional Biographical Dictionary)
Reference
“Campbell, Jacob Miller,” Biographical Directory of the United States Congress, 1774 to Present, http://bioguide.congress.gov/scripts/biodisplay.pl?index=C000086.
CAMPBELL, Jacob Miller, a Representative from Pennsylvania; born at “White Horse,” near Somerset, Allegheny Township, Somerset County, Pa., November 20, 1821; moved with his parents to Allegheny City, Pa., in 1826; attended the public schools; learned the art of printing in the office of the Somerset Whig; later was connected with a magazine-publishing company in Pittsburgh and with leading newspapers in New Orleans, La.; engaged in steamboating on the lower Mississippi River 1814-1847 and in gold mining in California in 1851; aided in the building of the Cambria Iron