486 works carry all of these threads.
1518
Digby Scott · 1805
Charles DeForest Fredricks, 11 Dec 1823 - 25 May 1894 · c. 1862
Carleton E. Watkins · ca. 1872, printed ca. 1876
Alexander Gardner, 17 Oct 1821 - 10 Dec 1882 · c. 1860
Frederick Gutekunst, 25 Sep 1831 - 27 Apr 1917 · c. 1865
J. Osborn Milne · c. 1865
Brown Brothers Studio, active c. 1900s - 1940s · c. 1925
E. & H. T. Anthony & Company, active 1852 - 1901 · c. 1862
William Watson Washburn, 1827 - 15 Nov 1903 · c. 1865
Mathew Brady Studio, active 1844 - 1894 · c. 1862
José María Mora, c. 1847 - 18 Oct 1926 · c. 1880-85
Mathew B. Brady, 1823? - 15 Jan 1896 · c. 1863
Muhammad Rafi Khan · ca. 1820
Goluth Studio, active 1930s · 1930
John F. Jarvis, active 1875 - 1886? · after 1870
