Friedensreich HUNDERTWASSER
1928–2000, Austria/New Zealand
1955
Signature considered genuine
1962
Signature considered genuine
1964
Signature considered genuine
1964
Signature considered genuine
1967
Signature considered genuine
1967
Signature considered genuine
1969
Signature considered genuine
1971-1972
Signature considered genuine
1971-1972
Signature considered genuine
1972
Signature considered genuine
1972
Signature considered genuine
1986
Signature considered genuine
Signature considered genuine
Signature considered genuine