525 works carry all of these threads.
Unidentified Artist · n.d.a.
Sartony, 1835 - ? · c. 1900
Meade Brothers Studio, active c. 1840 - c. 1869 · c. 1860 (after 1853 daguerreotype)
Margaret "Daisy" Sutermeister, 1875 - 1950 · c. 1900
Augustus Marshall, 1836 - 01 Nov 1916
Mathew Brady Studio, active 1844 - 1894 · c. 1864
Unidentified Artist · c. 1861-65 (after earlier photograph)
Lewis E. Walker, 1822 - 1880 · 1877
José María Mora, c. 1847 - 18 Oct 1926 · c. 1897
Harry Warnecke, 1900 - 1984 · 1940
Powell & Co. · 1865
Mathew Brady Studio, active 1844 - 1894 · 1861
Alexander Gardner · 1864
Hill and Adamson · 1843–47
Mathew B. Brady, 1823? - 15 Jan 1896 · 1869
