| # | Title | Name | Town/City | S/C/P | Region | Comment | Date |
|---|---|---|---|---|---|---|---|
| 451 | Prof. | Jan Summers Duffy | Caldwell | Idaho | USA | N/G | Apr 07, 2011 |
| 452 | N/G | David Hutchins | Burke | Virginia | N/G | N/G | Apr 07, 2011 |
| 453 | N/G | Rosemary McCarthy | Washington | DC | N/G | N/G | Apr 07, 2011 |
| 454 | Mr | James Burton | Toronto | Ontario | Canada | N/G | Apr 07, 2011 |
| 455 | N/G | pam kirkpatrick | vidor | tx | N/G | N/G | Apr 08, 2011 |
| 456 | Ms | Gloria LaRoche | Fairfax | VA | USA | N/G | Apr 08, 2011 |
| 457 | Prof. | Valerie French | Washington | DC | USA | N/G | Apr 08, 2011 |
| 458 | Ms | Anonymous | Chevy Chase | MD | USA | View | Apr 08, 2011 |
| 459 | N/G | Jill Chernin | Arlington | Virginia | N/G | N/G | Apr 08, 2011 |
| 460 | N/G | Elizabeth Snodgrass | Washington | DC | USA | N/G | Apr 08, 2011 |
| 461 | N/G | Cheyenne Lewis | Washington | District of Columbia | USA | N/G | Apr 08, 2011 |
| 462 | N/G | Jean Spaans | Frederick | Maryland | USA | View | Apr 08, 2011 |
| 463 | D | Anastasia Dinsmooor | Chevy Chase | MD | N/G | N/G | Apr 08, 2011 |
| 464 | Mr | Jon Leeper | Portland | OR | N/G | N/G | Apr 08, 2011 |
| 465 | Ms | Jennifer Castro | Arlington | VA | USA | N/G | Apr 08, 2011 |
| 466 | Mr. | Robert Cerello | La Mesa | CA | USA | View | Apr 09, 2011 |
| 467 | Prof. | Elizabeth Fisher | Washington | DC | USA | N/G | Apr 09, 2011 |
| 468 | N/G | Armando Buzzi | Torino | TO | Italy | N/G | Apr 09, 2011 |
| 469 | mr | silvano pieri | torino | to | Italy | N/G | Apr 09, 2011 |
| 470 | Miss | Eva Poles | Jesolo | Italy | N/G | N/G | Apr 09, 2011 |
| 471 | N/G | Clelia Barberis | Torino | Italy | Italy | N/G | Apr 10, 2011 |
| 472 | N/G | Breno Lorram Duarte | Turin | Italy | Italy | N/G | Apr 10, 2011 |
| 473 | Ms | Mirella Alcor | Grugliasco | Torino | Italy | N/G | Apr 10, 2011 |
| 474 | ms | valentina ficco | turin | italy | N/G | N/G | Apr 10, 2011 |
| 475 | Mr. | Steve Kimbel | Alexandria | Virginia | N/G | View | Apr 10, 2011 |
| 476 | Mr | Roberto Amati | torino | Italy | N/G | View | Apr 10, 2011 |
| 477 | MR | David Caldecoat | Melbourne | victoria | Australia | N/G | Apr 11, 2011 |
| 478 | Mr. | Renato Puglisi | Turin | Italy | Italy | N/G | Apr 11, 2011 |
| 479 | Ms. | Nadia Puglisi | Turin | Italy | Italy | N/G | Apr 11, 2011 |
| 480 | Ms | Anna Bergamino | Torino | Italia | Italy | N/G | Apr 11, 2011 |
| 481 | N/G | mariagrazia cantore | turin | italy | Italy | N/G | Apr 11, 2011 |
| 482 | Mr | Giorgio Luparia | Torino | Italy | N/G | View | Apr 11, 2011 |
| 483 | Dr | RENATA RANIERI | TURIN | ITALY | Italy | N/G | Apr 11, 2011 |
| 484 | Mr | bonadonna vincenzo | torino | piemonte | Italy | N/G | Apr 11, 2011 |
| 485 | Ms | Anonymous | Dallas | Tx | N/G | View | Apr 11, 2011 |
| 486 | N/G | Joyce E. Pearsall | Brevard | NC | USA | View | Apr 12, 2011 |
| 487 | Ms | Leslie Bachert | New Iberia | Louisiana | N/G | View | Apr 14, 2011 |
| 488 | Mr. | Marcel Maessen | 't Veld | NH | Netherlands | View | Apr 16, 2011 |
| 489 | Ms | Jane Steele,MA Museum Educator | Mocksville | North Carolina | USA | View | Apr 18, 2011 |
| 490 | Mr. | David Morton | Charleston | West Virginia | USA | View | Apr 19, 2011 |
| 491 | Dr. | Darlene Brooks Hedstrom | Springfield | OH | N/G | N/G | Apr 20, 2011 |
| 492 | Mrs | Christine Delgado | Port St. lucie | Florida | USA | View | Apr 21, 2011 |
| 493 | N/G | Toshinori Hashimoto | Nara City | Japan | N/G | N/G | Apr 25, 2011 |
| 494 | Dr | Oriana Piacenza | Torino | Italy | N/G | View | Apr 27, 2011 |
| 495 | Mr | Yasser Tantawy | cairo | cairo | Egypt | N/G | Apr 27, 2011 |
| 496 | N/G | Bodil Fåk | Älvsbyn | Norrbotten | Sweden | N/G | May 01, 2011 |
| 497 | N/G | Zuzana Hofmanova | Prague | Czech | Czech Republic | View | May 02, 2011 |
| 498 | Mrs | Françoise Meyer | marseille | bouches du rhone | France | N/G | May 02, 2011 |
| 499 | Ms | Marie Christine CHEVALIER | GREASQUE | bouche dy Rhone | France | View | May 02, 2011 |
| 500 | Mr | Freddy Eichelberger | Marseille | Provence | France | N/G | May 03, 2011 |
- 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