The following data is extracted from A History of the Pioneer Families of Missouri - Warren County.
James Martin, of Campbell County, Va., married Caroline Burton, by whom he had William, Elizabeth, Oliver W., Frances A., Edward M., Caroline W., Cynthia P., Sarah, and Thomas J. Mr. Martin settled in Warren County in 1830. William and Elizabeth remained in Virginia. Caroline W. married Garret Pratt, and lives in Warren County. Cynthia P. married William H. H. Simpson, of St. Charles County. Sarah married Charles A. Womack, of Lincoln County.
Source: A History of the Pioneer Families of Missouri - Warren County