REMOVE

1. gelatin silver print
2. North American; Canadian
3. Canada: Ontario, Ottawa
4. Lacas, Émile

WHAT

1. Photographs (52)
2. gelatin silver print (52)

WHERE

1. Canada: Ontario, Ottawa (52)
2. North American; Canadian (52)

WHO

1. Lacas, Émile (52)
2. National Gallery of Cana … (52)

WHEN

1. 1902 (52)
2. 1909 (52)
3. c. 1902-1909 (52)