REMOVE

1. color offset lithograph

WHAT

1. Prints (3)
2. color offset lithograph (3)

WHERE

1. North American; American (2)
2. European; Northern Europe … (1)

WHO

1. The Cleveland Museum of A … (3)
2. Lichtenstein, Roy (2)
3. Richter, Gerhard (1)

WHEN

1. 1923 - 1997 (2)
2. 1964 (2)
3. 1932 (1)
4. 1966 (1)