Ultvedt, Per Olof, 1927-
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| Codes | AuthorityID=LA00029580 |
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| 1 | Pentacle Paris : le Musée , 1968 |
| 2 | Hon-en historia Stockholm : Moderna museet , 1967 |
| 3 | Hon : en katedral byggd av: Niki de Saint Phalle, Jean Tinguely, Per Olof Ultvedt Stockholm : Moderna Museet , 1966 |