"History of the Ordinance of 1787 and Old Northwest Territory : a supplemental text for school use."; "Federal Writers' Project.", "Northwest Territory Celebration Commission (U. S.)"; "United States. Ordinance of 1787.", "United States. Ordinance of 1787--Bibliography."; "Northwest, Old--Bibliography.", "Northwest, Old--History.", "United States--History--1783-1865."; "Northwest Territory Celebration Commission (U. S.)", "Federal Writers' Project."; "1937"; "

Monograph.

"; ""; "P13042"; "pec"; "United States. Ordinance of 1787.", "United States--History--1783-1865.", "Northwest, Old--Bibliography.", "Northwest, Old--History.", "United States. Ordinance of 1787--Bibliography."; "14256"; .