PBS
Africans in America: Revolution: Agrippa Hull, 1759 1838
A brief look at Agrippa Hull, a free black who served as an orderly to officers in the Continental Army. From PBS.
PBS
Pbs: Free Black Revolutionary Patriots
Describes free African Americans who fought in the American Revolution. Also find related text: "Colin Powell on blacks fighting during the Revolutionary War," and a Teacher's Guide.
Black Past
Black Past: Poor, Salem (1747 1780)
Read this encyclopedia entry that recounts the participation of Salem Poor, a freed black man, who served in the Revolutionary War.