508 works carry all of these threads.
Mathew Brady Studio, active 1844 - 1894 · 1860-65
Carleton E. Watkins, 11 Nov 1829 - 23 Jun 1916 · c. 1870
Kilburn Brothers, active 1865 - 1909 · c. 1890
Allen & Ginter · ca. 1888
Henry Hamilton Bennett, 1843 - 1908 · 1887
Meade Brothers Studio, active c. 1840 - c. 1869 · c. 1860 (after 1853 daguerreotype)
Unidentified Artist · c. 1923
E. & H. T. Anthony & Company, active 1852 - 1901 · c. 1861
German Wolf (mentioned on object) · 1880 - 1890
Charles F. Conly, 1846 - 1892 · c. 1884
Fred Hartsook, 26 Oct 1876 - 30 Sep 1930 · c. 1915
Unidentified Artist · c. 1870
Allen & Rowell Studio, active 1874 - 1893? · c. 1870
Unidentified Artist · c. 1900
John Moran, Feb 1831 - 19 Feb 1902 · 1865
