REMOVE

1. charcoal and brown chalk on …
2. North American; Canadian
3. National Gallery of Canada
4. c. 1935

WHAT

1. Drawing (1)
2. Drawings and Watercolors (1)
3. charcoal and brown chalk … (1)

WHERE

1. North American; Canadian (1)

WHO

1. Muhlstock, Louis (1)
2. National Gallery of Canad … (1)

WHEN

1. 1933 (1)
2. 1937 (1)
3. c. 1935 (1)