145 works carry all of these threads.
second half 18th century
Mathew Brady Studio, active 1844 - 1894 · c. 1860-70
19th century
ca. 1800–1820
Unknown · 1861–65
Alexander Gardner · 1862
Pseudo-Ortkens · ca. 1520
Brady & Co. · June 1866
Boston & Sandwich Glass Company · ca. 1840
Albert-Ernest Carrier-Belleuse · 1863
Carleton E. Watkins · 1861
