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postage
2011, May 1 modern architecture 2011 issue - modern architecture (2011) unwmk (no perf info)
| - | 340 | yel & blk | Austrian Cultural Forum New York |
2012, Sep 14
| - | 340 | multi | Austrian Cultural Forum New York | — | — |
2014, Mar 19 Austrian landmarks 2014 issue - Austrian landmarks (2014) p. Serpentine Die Cut 14
| - | 340 | multi | Clock Tower Graz Styria |
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