REMOVE

1. Paintings
2. Oil on canvas
3. American
4. 1850 or after

WHAT

1. Oil on canvas (1)

WHERE

1. North American; American (1)

WHO

1. Museum of Fine Arts, Bost … (1)

WHEN

1. 1850 (1)
2. 1850 or after (1)
3. 19th century (1)