| # | Name | Town/City | S/C/P | Region | Comment | Date |
|---|---|---|---|---|---|---|
| 551 | Frances Steele | London | N/G | N/G | N/G | Apr 12, 2010 |
| 552 | colin clark | london | N/G | N/G | N/G | Apr 12, 2010 |
| 553 | Victoria MacDonald | London | N/G | N/G | View | Apr 12, 2010 |
| 554 | Justin Brady | London | N/G | N/G | View | Apr 12, 2010 |
| 555 | Jenny Sweeney | London | N/G | N/G | View | Apr 12, 2010 |
| 556 | Ornella Iannuzzi | London | N/G | N/G | N/G | Apr 12, 2010 |
| 557 | karen vost | London | N/G | N/G | View | Apr 12, 2010 |
| 558 | katarzyna perlak | london | N/G | N/G | N/G | Apr 12, 2010 |
| 559 | David Morling | Stockwell | N/G | UK | N/G | Apr 12, 2010 |
| 560 | Ingrid Glass | London | N/G | N/G | N/G | Apr 12, 2010 |
| 561 | greg becker | london | N/G | N/G | N/G | Apr 12, 2010 |
| 562 | graham gussin | london | N/G | UK | N/G | Apr 12, 2010 |
| 563 | Ed Stafford | Stockwell | N/G | N/G | N/G | Apr 12, 2010 |
| 564 | Mathew Dart | Vauxhall | N/G | UK | N/G | Apr 12, 2010 |
| 565 | Vanessa Hebditch | London | N/G | N/G | N/G | Apr 12, 2010 |
| 566 | Gerald E. Corey | Ottawa | Ontario | Canada | View | Apr 12, 2010 |
| 567 | Graham Lyndon-Jones | St Albans | Hertfordshire | UK | View | Apr 12, 2010 |
| 568 | Saffron Paffron | Norwich | N/G | N/G | N/G | Apr 12, 2010 |
| 569 | Lawrence Yusupoff | Manchester | N/G | N/G | View | Apr 12, 2010 |
| 570 | Inês Luz Lopes | Setúbal | N/G | Portugal | N/G | Apr 12, 2010 |
| 571 | richard cobelli | london | N/G | N/G | N/G | Apr 12, 2010 |
| 572 | John Tearle | London | Greater London | UK | N/G | Apr 12, 2010 |
| 573 | Martin Lodge | Hamilton | N/G | New Zealand | N/G | Apr 12, 2010 |
| 574 | Alex Kozobolis | London | N/G | UK | N/G | Apr 12, 2010 |
| 575 | Anonymous | London | N/G | UK | N/G | Apr 12, 2010 |
| 576 | Ana Paiva | Porto | Portugal | Portugal | N/G | Apr 12, 2010 |
| 577 | Roy Chaffin | Watford, | Hertfordshire | UK | N/G | Apr 12, 2010 |
| 578 | The Director Barbican Arts Group Trust | London | N/G | UK | N/G | Apr 12, 2010 |
| 579 | Leslie Ross | New York | NY | USA | N/G | Apr 12, 2010 |
| 580 | kieron dennis | Forest Hill | London | N/G | View | Apr 13, 2010 |
| 581 | Ines Kabula | London | N/G | N/G | N/G | Apr 13, 2010 |
| 582 | Lewis Jones | London | N/G | N/G | N/G | Apr 13, 2010 |
| 583 | Christina Paine | London | N/G | N/G | N/G | Apr 13, 2010 |
| 584 | Maggie Bruce | LONDON | N/G | N/G | Hidden | Apr 13, 2010 |
| 585 | mike brain | wisbech | cambs | UK | N/G | Apr 13, 2010 |
| 586 | peter rodulfo | norwich | norfolk | UK | N/G | Apr 13, 2010 |
| 587 | Francis Wood | London | N/G | N/G | N/G | Apr 13, 2010 |
| 588 | Jeremy Dart | London | N/G | N/G | N/G | Apr 13, 2010 |
| 589 | Steve Gray | London | N/G | N/G | View | Apr 13, 2010 |
| 590 | Suzanne Rees Glanister | London | N/G | N/G | View | Apr 13, 2010 |
| 591 | Lisa Goldberg | Gent | N/G | Belgium | View | Apr 13, 2010 |
| 592 | John Vincent | London | N/G | UK | View | Apr 13, 2010 |
| 593 | Anthony Bevis | Poznan | Wielkopolska | Poland | N/G | Apr 13, 2010 |
| 594 | Sophie Springer | Berlin | N/G | N/G | N/G | Apr 13, 2010 |
| 595 | Ben Patrick | Herne Hill | London | UK | N/G | Apr 13, 2010 |
| 596 | Julia Shelley | London | N/G | N/G | N/G | Apr 13, 2010 |
| 597 | Claire Billy | Le Viala - Le Bosc | N/G | France | N/G | Apr 13, 2010 |
| 598 | JAMES WATSON | ACCRINGTON | N/G | N/G | N/G | Apr 13, 2010 |
| 599 | norman hyams hyams | london | N/G | N/G | N/G | Apr 13, 2010 |
| 600 | Tomasz Wesolowski | Groenesteinstraat | N/G | N/G | N/G | Apr 13, 2010 |
- 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