REMOVE

1. Photographs
2. portrait, couple
3. architecture, castle
4. people, in graveyard
5. salted paper print
6. people, in graveyard
7. European; British; Scottish …

WHAT

1. architecture, castle (1)
2. architecture, tombs (1)
3. people, in graveyard (1)
4. portrait, couple (1)

More 

WHERE

1. European; British; Scotti … (1)
2. Scotland, Edinburgh (1)

WHO

1. George Eastman House (1)
2. Hill & Adamson (1)

WHEN

1. 1843 (1)
2. 1847 (1)
3. ca. 1845 (1)