Nathaniel Currier, Marriage of the Free Soil and Liberty parties, Pub. by Peter Smith [i.e., Nathaniel Currier], 2 Spruce St. N.Y., 1848, Library of Congress Prints and Photographs Division Washington, D.C. 20540 USA, Digital Id: pga 04935, cph 3a12918, Reproduction Number: LC-DIG-pga-04935, LC-USZ62-10496
