REMOVE

1. North American; Canadian
2. National Gallery of Canada
3. Watkins, Margaret

WHAT

1. Photographs (4)
2. palladium print (3)
3. gelatin silver print (1)

WHERE

1. North American; Canadian (4)
2. U.S.A.: New York, New Yor … (4)

WHO

1. National Gallery of Canad … (4)
2. Watkins, Margaret (4)

WHEN

1. 1919 (3)
2. 1914 (2)
3. 1924 (2)
4. c. 1919 (1)