(1872). An act relative to the Centennial International Exhibition, to be held in the city of Philadelphia, State of Pennsylvania in the year eighteen hundred and seventy-six [microform]. [Washington, D.C.: G.P.O..

An Act Relative to the Centennial International Exhibition, to Be Held in the City of Philadelphia, State of Pennsylvania in the Year Eighteen Hundred and Seventy-six [microform]. [Washington, D.C.: G.P.O., 1872.

An Act Relative to the Centennial International Exhibition, to Be Held in the City of Philadelphia, State of Pennsylvania in the Year Eighteen Hundred and Seventy-six [microform]. [Washington, D.C.: G.P.O., 1872.