Keywords: Lincoln O-20 by Marsh, 1860.jpg 1860 5 20 photograph object history exhibition history credit line O-20 M-22 accession number LOC-image cph 3a24149 http //www loc gov/pictures/item/2009630662/ Retouched picture cropped border scewing http //www loc gov/pictures/resource/cph 3a24149/ PD-Art Abraham Lincoln in 1860 1860 portrait photographs |