Elijah McCoy - Describes the locomotive lubricating cup, his first invention. By Byron Crudup.
Elijah McCoy (1843-1929) - Biography of inventor Elijah McCoy. Covers his education in Scotland, early jobs, and the impact of his automatic lubricator for steam engines.
Wikipedia: Elijah McCoy - User-created entry on Canadian inventor Elijah McCoy, whose many patents included one for an automatic lubricator for oiling the steam engines of locomotives.