Nell's short histories, Services of Colored Americans in the Wars of 1776 and 1812 (1851) and The Colored Patriots of the American Revolution (1855), were the first studies published about African Americans.
Nells Werke Services of Colored Americans in the Wars of 1776 and 1812 (1851) und The Colored Patriots of the American Revolution (1855) waren die ersten veröffentlichten Studien über Afroamerikaner in den Vereinigten Staaten.