REMOVE

1. Photographs
2. U.K. (England): London
3. European; British
4. National Gallery of Canada

WHAT

1. collotype (1)
2. photograph, album (1)
3. photogravure (1)

WHERE

1. European; British (2)
2. U.K. (England): London (2)

WHO

1. National Gallery of Canad … (2)
2. Coburn, Alvin Langdon (1)
3. Frith, Francis (1)

WHEN

1. 1880 (1)
2. 1899 (1)
3. 1900 (1)
4. 1909 (1)
5. c. 1890 (1)
6. c. 1904 (1)