522 works carry all of these threads.
Allen & Rowell Studio, active 1874 - 1893? · c. 1870
Carleton E. Watkins, 11 Nov 1829 - 23 Jun 1916 · 1883
Unidentified Artist · c. 1861-62
Unidentified Artist · c. 1865
Mathew B. Brady, 1823? - 15 Jan 1896 · c. 1858
James Landy, 12 Aug 1838 - 18 Nov 1897 · c. 1880
William R. Tobias, 7 Dec 1849 - Jun 1920 · 1884
Zaida Ben-Yusuf, 21 Nov 1869 - 27 Sep 1933 · c. 1908
Unidentified Artist · c. 1861-65 (after earlier photograph)
Alexander Hesler, 12 Jul 1823 - 5 Jul 1895 · c. 1860
Benjamin Joseph Falk, 14 Oct 1853 - 19 Mar 1925 · c. 1905
Margaret "Daisy" Sutermeister, 1875 - 1950 · c. 1900
Pach Brothers Studio, active 1867 - 1993 · c. 1904
José María Mora, c. 1847 - 18 Oct 1926 · c. 1880-85
McPherson & Oliver, 1828 - 1867 · c. 1863