REMOVE

1. Photograph, platinum and gum …
2. North American; American
3. Museum of Fine Arts, Boston …

WHAT

1. Photograph, platinum and … (1)
2. Photographs (1)

WHERE

1. North American; American (1)

WHO

1. Coburn, Alvin Langdon (1)
2. Museum of Fine Arts, Bost … (1)

WHEN

1. 1911 (1)
2. American, 1882-1966 (1)