REMOVE

1. Daguerreotype (process)

WHAT

1. Photography (13)
2. Photography--History--19 … (13)

WHERE

1. England: London (2)
2. England: Greater London: … (1)

WHO

1. Unknown (10)
2. Beard, Richard, 1801 - 18 … (2)
3. Claudet, Antoine, 1797 - … (1)

WHEN

1. 19th Century CE (13)
2. c1850s (6)
3. c1860s (4)
4. c1840s (2)
5. c1850 (1)