These records were transcribed from the National Archives microfilms of the Fairfax County, Virginia, and Loudoun County, Virginia, Population Schedules of the Seventh Census of the United States, 1850, Second Series, Slave Population. Each page contains two columns of entries which contain owners, page number, number of slave, age, sex, color, fugitive from the state, number manumitted, deaf & dumb, blind, insane or idiotic. A full name index gives ready access to all of the names.