| Alexander Gardner Execution of the Conspirators 1865, 7 July Albumen silver print, from glass negative 16.8 x 24.2 cm (6 5/8 x 9 1/2 ins) Metropolitan Museum of Art Gilman Collection, Purchase, The Horace W. Goldsmith Foundation Gift, through Joyce and Robert Menschel, 2005, Accession Number: 2005.100.251 LL/40460
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