REMOVE

1. albumen print
2. Photographs
3. Germany, Cologne
4. George Eastman House

WHAT

1. albumen print (3)
2. cityscape, from river (3)
3. architecture, castle (2)
4. architecture, cathedral (1)

WHERE

1. European; Northern Europe … (3)
2. Germany, Cologne (3)

WHO

1. George Eastman House (3)
2. Schmitz, Anselm (3)

WHEN

1. 1880 (2)
2. 1879 (1)