Certification of Louisiana presidential election returns, 1872 Dec. 4. 1 manuscript. Location: Misc. Governor Henry C. Warmoth and State Registrar of Voters B.P. Blanchard certify the election of presidential electors for Louisiana. Those eight electors certify that they cast eight abstaining votes for president of the United States and eight votes for Benjamin Gratz Brown of Missouri for vice president. Mss. 3921.