125 works carry all of these threads.
n. d.
1830–60
Carleton E. Watkins · ca. 1878
Mathew Brady Studio, active 1844 - 1894 · c. 1860-70
Benjamin Bakewell & Co. · 1810–25
John Thomson · 1865
late 18th–first half 19th century
Ashford Brothers & Co. · ca. 1864
ca. 1790
Eugène Constant · 1848–52
Pierre-Louis Pierson · 1860s
Charles Richard Meade, Mar 1826 - 1858 · c. 1855