| # | Title | Name | Town/City | S/C/P | Region | Comment | Date |
|---|---|---|---|---|---|---|---|
| 501 | Dr | MARIA DONATA PAPADIA | AMSTERDAM | NL | Netherlands | N/G | Jun 12, 2012 |
| 502 | Dr. | Ingrid Raabe-Köhler | Wien | Österreich | Austria | N/G | Jun 12, 2012 |
| 503 | Mr | Wolfgang Rast-Lerch | Vienna | Vienna | Austria | N/G | Jun 12, 2012 |
| 504 | Dr | Baker Al-Taiee | Vienna | Austria | Austria | N/G | Jun 12, 2012 |
| 505 | Mr | Luigi Materazzi | Vienna | Vienna | Austria | N/G | Jun 12, 2012 |
| 506 | o.Univ.Prof. | Gordon Murray | Vienna | Wien | Austria | View | Jun 12, 2012 |
| 507 | Ms | Anonymous | Wien | Austria | Austria | N/G | Jun 13, 2012 |
| 508 | Dr. | Werner Manica | Vienna | Austria | Austria | N/G | Jun 13, 2012 |
| 509 | Mr | Renato MERCHICH | Squinzano | LECCE | Italy | View | Jun 13, 2012 |
| 510 | Mag | Martina Angerer | Wien | Wien | Austria | View | Jun 13, 2012 |
| 511 | Mr | Alexander Kainz | Biedermannsdorf | NÖ | Ă…land | N/G | Jun 13, 2012 |
| 512 | Mr | Gianni De Conno | Milano | Italy | Italy | N/G | Jun 13, 2012 |
| 513 | Mr. | Johannes Endl | Wr. Neudorf | Niederösterreich | Austria | N/G | Jun 13, 2012 |
| 514 | Mag. | Tiziano Duca | Wien | Wien | Austria | N/G | Jun 13, 2012 |
| 515 | Ms | Petra Zacherl | Neulengbach | Niederösterreich | Austria | N/G | Jun 13, 2012 |
| 516 | Mr | Rene Lambert | Vienna | Vienna | Austria | N/G | Jun 13, 2012 |
| 517 | Dr | Doris Chen | Wien | Wien | Austria | N/G | Jun 13, 2012 |
| 518 | Mag | Sonja Schneider | Mödling | Niederösterreich | Austria | N/G | Jun 13, 2012 |
| 519 | mr | franco bertoli | TRIESTE | TS | Italy | View | Jun 13, 2012 |
| 520 | Dr | Eva Brantner | Wien | Wien | Austria | N/G | Jun 13, 2012 |
| 521 | Mr | claudio peccolo | conegliano | TV | Italy | View | Jun 13, 2012 |
| 522 | Ms | Bianca Obermaier | Wien | Wien | Austria | N/G | Jun 13, 2012 |
| 523 | Ms | Ingeborg Eienbach | Wien | Austria | Austria | N/G | Jun 13, 2012 |
| 524 | Dr. | Andreas Lehne | Vienna | Austria | Austria | View | Jun 13, 2012 |
| 525 | Dr | Elisabeth Fritz | Jena | Germany | Germany | N/G | Jun 13, 2012 |
| 526 | Dr | Anonymous | Wien | Wien | Austria | N/G | Jun 13, 2012 |
| 527 | Ms | Birgit Fritz | Vienna | Austria | Austria | N/G | Jun 13, 2012 |
| 528 | Mrs. | Renate Schaefer | Vienna | Vienna | Austria | View | Jun 13, 2012 |
| 529 | Mag | Sigrid Grimm | Wien | Wien | Austria | N/G | Jun 13, 2012 |
| 530 | Ms | Laura De Simone | Madrid | Spain | Spain | View | Jun 13, 2012 |
| 531 | Mr | Kurt Spurey | Vienna | Vienna | Austria | View | Jun 13, 2012 |
| 532 | Ms | Melinda Deréky | Wien | Austria | Austria | N/G | Jun 13, 2012 |
| 533 | Mrs | Tanja Gach | Vienna | Austria | Austria | N/G | Jun 13, 2012 |
| 534 | Ms | Eda Sarah Seidmann SARAH | Treviso | treviso | Italy | N/G | Jun 13, 2012 |
| 535 | Ms | Martina Bartalszky | Wien | Österreich | Austria | N/G | Jun 13, 2012 |
| 536 | Ms | Ulrike Badelt | Vienna 1140 | Austria | Austria | N/G | Jun 13, 2012 |
| 537 | Mr. | Luca Scandali | Pesaro | PU | Italy | N/G | Jun 13, 2012 |
| 538 | Dr | Roberto Sacco | Wien | Austria | Austria | N/G | Jun 13, 2012 |
| 539 | ms | Anonymous | vienna | vienna | Austria | N/G | Jun 13, 2012 |
| 540 | Ms. | Anonymous | Vienna | Austria | Austria | N/G | Jun 13, 2012 |
| 541 | Ms | Anonymous | Vienna | Austria | Austria | N/G | Jun 13, 2012 |
| 542 | Mr | Anonymous | Vienna | Vienna | Austria | N/G | Jun 13, 2012 |
| 543 | ms | isa f | vienna | vienna | Austria | N/G | Jun 13, 2012 |
| 544 | Mr | Mario Vigiak | San Pietro di Feletto | Treviso | Italy | View | Jun 13, 2012 |
| 545 | / | Julian Rizek | Wien | Austria | Austria | N/G | Jun 13, 2012 |
| 546 | Dr | Alessandra Fazzini-Giorgi | Trieste | Italia | Italy | N/G | Jun 13, 2012 |
| 547 | Mrs | Anonymous | Wien | Austria | Austria | N/G | Jun 13, 2012 |
| 548 | Mr | Sebastian Binder | Vienna | Austria | Austria | N/G | Jun 13, 2012 |
| 549 | Mrs | Anja Eberhöfer | Vienna | Austria | Austria | N/G | Jun 13, 2012 |
| 550 | Ms | Martina Molin Pradel | Cagliari | Cagliari | Italy | N/G | Jun 13, 2012 |
- S/C/P - State, County or Province
- Dates displayed in the signature list are based on UTC/GMT
- Anonymous signatures signify people who have chosen not to display their names publicly
- A comment in gray indicates that the signer has hidden their comment from public view