Map Security

can be enhanced by the creation

of a 'digital fingerprint'


Click here to see a sample map


This was first fully described by

Dr Ian Christie-Miller

at the National Library of Wales in 2002


This is the PaperPrintTM process

It involves archiving a front lit image and a back lit image of the same page


Selected books

including horticultural treasures and maps

from Tate Britain, The Royal Horticultural Society and the British Library

are now protected by back lit imaging