Keywords: Lincoln O-10 by Calvin Jackson, 1858.png ambrotype object history exhibition history credit line O-10 M-12 accession number http //2 bp blogspot com http //www physical-lincoln com/wiki/A58ja http //2 bp blogspot com/_RZMn8RWvsJ8/TOCb1Y3QoJI/AAAAAAAAAis/_smj98stGzk/s1600/lincoln jpg Retouched picture cropped border scewing http //2 bp blogspot com/_RZMn8RWvsJ8/TOCb1Y3QoJI/AAAAAAAAAis/_smj98stGzk/s1600/lincoln jpg LOC-image cph 3a18600 LOC-image cph 3g13901 PD-Art Abraham Lincoln in 1858 1858 portrait photographs |