| # | Title | Name | Town/City | S/C/P | Region | Comment | Date |
|---|---|---|---|---|---|---|---|
| 501 | Ms | Chris Casper | Madison | WI | USA | View | Jun 20, 2012 |
| 502 | mr | jim sickafoose | wheat ridge | co | USA | View | Jun 20, 2012 |
| 503 | Dr | David Gerber | N/G | N/G | USA | N/G | Jun 20, 2012 |
| 504 | N/G | Jerry Young | N/G | N/G | N/G | N/G | Jun 20, 2012 |
| 505 | Mr. | Dennis Hoerner | Eugene | Oregon | USA | N/G | Jun 20, 2012 |
| 506 | Mrs. | Beatriz Muniz | N/G | N/G | N/G | N/G | Jun 20, 2012 |
| 507 | N/G | Heinz Leitner | Vienna | N/G | Austria | N/G | Jun 20, 2012 |
| 508 | Ms | Susan Chandler | Ft Pierce | Florida | USA | N/G | Jun 20, 2012 |
| 509 | N/G | Gerry Halpern | San Diego | California | USA | N/G | Jun 20, 2012 |
| 510 | Mrs. | Lucy Gibson | Madison | WI | USA | View | Jun 20, 2012 |
| 511 | mr | fred elliott | salina | KS | USA | N/G | Jun 20, 2012 |
| 512 | Mr | Charles Warn | Sherman Oaks | CA | USA | View | Jun 20, 2012 |
| 513 | N/G | Barbara Macdonald | N/G | N/G | USA | N/G | Jun 20, 2012 |
| 514 | N/G | Paul Ryder | Madera | CA | USA | N/G | Jun 20, 2012 |
| 515 | Dr | J.V. Connors | Silver City | NM | USA | View | Jun 20, 2012 |
| 516 | N/G | Will Shonbrun | N/G | N/G | N/G | N/G | Jun 20, 2012 |
| 517 | Ms | Eileen McCabe | N/G | N/G | USA | N/G | Jun 20, 2012 |
| 518 | N/G | Vince Snowberger | N/G | N/G | N/G | N/G | Jun 20, 2012 |
| 519 | mr | jon grutman | N/G | N/G | N/G | N/G | Jun 20, 2012 |
| 520 | Dr. | Carol Murry | N/G | N/G | USA | N/G | Jun 20, 2012 |
| 521 | Ms | Giacomella Milesi Ferretti | N/G | N/G | Italy | N/G | Jun 20, 2012 |
| 522 | Ms | Neahle Madden | Santa Rosa | CA | USA | View | Jun 20, 2012 |
| 523 | Mr | James Anderson | Ulverstone | TAS | Australia | View | Jun 20, 2012 |
| 524 | Mr. | Michael Flora | Fenton | MI | USA | N/G | Jun 20, 2012 |
| 525 | N/G | Kathy Kelly | Chicago | IL | USA | N/G | Jun 20, 2012 |
| 526 | N/G | Jonathan Best | Prescott | AZ | USA | View | Jun 20, 2012 |
| 527 | N/G | Ina Martinez | Glendora | CA | USA | View | Jun 20, 2012 |
| 528 | N/G | Helga Gowan | N/G | N/G | N/G | View | Jun 20, 2012 |
| 529 | Ms | Cathee Posin | N/G | N/G | N/G | N/G | Jun 20, 2012 |
| 530 | N/G | Steven Fake | WOMELSDORF | Pennsylvania | USA | N/G | Jun 20, 2012 |
| 531 | Mr | Rich Hladky | N/G | WA | N/G | N/G | Jun 20, 2012 |
| 532 | Mr | Nidal Barakat | N/G | N/G | N/G | N/G | Jun 20, 2012 |
| 533 | Ms | Relf Star | N/G | N/G | USA | N/G | Jun 20, 2012 |
| 534 | Dr. | Anne Phillips | Philadelphia | PA | USA | N/G | Jun 20, 2012 |
| 535 | N/G | Jenny Heinz | N/G | N/G | N/G | N/G | Jun 20, 2012 |
| 536 | Ms | Barbara Williams | N/G | N/G | N/G | N/G | Jun 20, 2012 |
| 537 | N/G | Tom Urban | N/G | N/G | N/G | N/G | Jun 20, 2012 |
| 538 | Mr | Michael Brooks | Sandusky | Ohio | USA | N/G | Jun 20, 2012 |
| 539 | N/G | Gerry Condon | N/G | N/G | USA | View | Jun 20, 2012 |
| 540 | Ms | Judith Marlin | N/G | N/G | N/G | N/G | Jun 20, 2012 |
| 541 | Ms | Sandy Greenberg | N/G | N/G | Canada | N/G | Jun 20, 2012 |
| 542 | Mr | Ted Fishman | N/G | N/G | USA | N/G | Jun 20, 2012 |
| 543 | Ms | Anonymous | Santa Fe | NM | USA | View | Jun 20, 2012 |
| 544 | Mr | Mohammed Rezeq | Mount pleasant | Utah | USA | N/G | Jun 20, 2012 |
| 545 | Dr. | Susan Curtiss | N/G | N/G | N/G | Hidden | Jun 20, 2012 |
| 546 | N/G | Chris Bea | N/G | N/G | N/G | N/G | Jun 20, 2012 |
| 547 | N/G | Linda Greene | N/G | N/G | USA | N/G | Jun 20, 2012 |
| 548 | Mr | Michael Duffey | Ft. Walton Beach | FL | USA | N/G | Jun 20, 2012 |
| 549 | Mr. | Daniel Fleisher | Baltimore | Maryland | N/G | N/G | Jun 20, 2012 |
| 550 | N/G | William Maxwell | Vandalia | MO | USA | View | Jun 20, 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