Piet de Jong ... LVI-50 LVI-50 f Fragile Watercolor Paper Watercolor ... 1954
Piet de Jong ... LVI-55 2008.03.0398 2008.03.0061 LVI-55 2008.03.0398 2008.03.0061 f Fragile Dirty Watercolor Paper Watercolor ... 1954
Piet de Jong ... LVI-51 LVI-51 f Fragile Watercolor Paper Watercolor ... 1954
Piet de Jong ... Digital file. PD 1015 with white background ... 1954 2011