REMOVE

1. gelatin silver print
2. Photographs
3. architecture, facade
4. transportation, automobile

WHAT

1. architecture, facade (1)
2. gelatin silver print (1)
3. transportation, automobil … (1)

WHERE

1. North American; American (1)
2. US, MI, Detroit (1)

WHO

1. Callahan, Harry (1)
2. George Eastman House (1)

WHEN

1. 1969 (1)