| # | Title | Name | Town/City | Region | Comment | Date |
|---|---|---|---|---|---|---|
| 501 | Mr | David Mee | Tonyrefail | UK | View | Aug 03, 2013 |
| 502 | mr | JOHN ELVER | BRISTOL | UK | View | Aug 03, 2013 |
| 503 | Mr | Geoffrey Wilson | Wetherby | UK | View | Aug 03, 2013 |
| 504 | Mr | PAUL PENDERS | Brussels | Belgium | View | Aug 03, 2013 |
| 505 | N/G | Chris Wood | Brixham | UK | N/G | Aug 03, 2013 |
| 506 | Mr | Don L. Leistikow | New Berlin, Wi. | USA | N/G | Aug 03, 2013 |
| 507 | Mr | Brian Robinson | Lancaster | UK | View | Aug 03, 2013 |
| 508 | Mr | Richard Clifford-Smith | Southampton | UK | View | Aug 03, 2013 |
| 509 | Mr | Ian Phillips | Northwich | UK | N/G | Aug 03, 2013 |
| 510 | Mr. | Leslie Austin | Kirk Michael | Isle of Man | View | Aug 03, 2013 |
| 511 | Mr | Nick Walton | Bournemouth | UK | N/G | Aug 03, 2013 |
| 512 | Mr | Desmond Jones | Bargoed | N/G | View | Aug 03, 2013 |
| 513 | mr | Malcolm Cooper | Bristol | N/G | N/G | Aug 03, 2013 |
| 514 | Mr | Peter Causer | Santon | Isle of Man | N/G | Aug 03, 2013 |
| 515 | N/G | Anonymous | Tinley Park | USA | N/G | Aug 03, 2013 |
| 516 | Mr | Andrew Peddie | Manchester | UK | N/G | Aug 03, 2013 |
| 517 | Mr | Glenn Moreland | dewsbury | UK | N/G | Aug 03, 2013 |
| 518 | Mr | Anonymous | Ramsey | Isle of Man | View | Aug 03, 2013 |
| 519 | Mr | Andy Gallacher | Ammanford | UK | N/G | Aug 03, 2013 |
| 520 | Mr | Robert Moss | Mansfield | UK | N/G | Aug 03, 2013 |
| 521 | Mr | Graeme Easton | Port Erin | Isle of Man | N/G | Aug 03, 2013 |
| 522 | Mr. | David Ulibarri | Chicago | USA | N/G | Aug 03, 2013 |
| 523 | Mr | Andrew Fairley | Helsby | UK | N/G | Aug 03, 2013 |
| 524 | Mr | James Guest | Leeds | UK | View | Aug 03, 2013 |
| 525 | Mr | Steve Yates | Newcastle-under-Lyme | UK | View | Aug 03, 2013 |
| 526 | Mr | Alan G Beckett | Burton-on-Trent | UK | N/G | Aug 03, 2013 |
| 527 | Mr | Anonymous | Douglas | UK | N/G | Aug 03, 2013 |
| 528 | Dr | Nick Hunt | London | UK | N/G | Aug 03, 2013 |
| 529 | N/G | katie-jo sheppard | N/G | N/G | N/G | Aug 03, 2013 |
| 530 | Mr. | Samuel D. Polonetzky, P.Eng. | CHICAGO, Illinois | USA | View | Aug 03, 2013 |
| 531 | Dr | Ian West | N/G | N/G | N/G | Aug 03, 2013 |
| 532 | N/G | Alistair Dunsmore | Edinburgh | UK | View | Aug 03, 2013 |
| 533 | mr | Christopher capener | Rugby | UK | N/G | Aug 03, 2013 |
| 534 | Mr | Daniel Cottrell | Peterborough | UK | N/G | Aug 03, 2013 |
| 535 | N/G | Paul Kattner | Chatham, IL | USA | N/G | Aug 03, 2013 |
| 536 | Mr | Alex Nunes Vaz | Barnet | UK | View | Aug 03, 2013 |
| 537 | Mr | Anonymous | N/G | UK | N/G | Aug 03, 2013 |
| 538 | Mr | John Prentice | N/G | N/G | View | Aug 03, 2013 |
| 539 | Dr | Ray Wilson | Gloucestershire | UK | View | Aug 03, 2013 |
| 540 | Mr | Kenny Williams | Turriff | UK | N/G | Aug 03, 2013 |
| 541 | N/G | PAUL TOLSON | N/G | N/G | N/G | Aug 03, 2013 |
| 542 | Mr | Anonymous | Royston | UK | View | Aug 03, 2013 |
| 543 | Mr | Mark Geraghty | Andover | UK | N/G | Aug 03, 2013 |
| 544 | Mr | Nigel Morris | N/G | N/G | N/G | Aug 03, 2013 |
| 545 | Mr | David Johnson | N/G | UK | N/G | Aug 03, 2013 |
| 546 | MR | Iain Mason | Aberdeen | UK | N/G | Aug 03, 2013 |
| 547 | Mr | Mike Barker | N/G | N/G | View | Aug 03, 2013 |
| 548 | Mr | Rob Newton | N/G | Australia | N/G | Aug 03, 2013 |
| 549 | Mr | Stephen Cox | Canberra | Australia | View | Aug 03, 2013 |
| 550 | Mr | Peter Hammond | Wimbledon | UK | N/G | Aug 04, 2013 |
- 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