Thanks to the following for lots of hard work:

Web design by Victoria Baker
Researched and written by Max Houghton
Thanks to Cognitive Applications for the use of their super-duper jigsaw java applet (01273 821600)
The project was originally conceived by Ylva French of the Campaign for Museums
Alex Bailey Staines, Liz Fay and Chris Lawrence at QBO co-ordinated efforts with Royal Mail
At the 24 Hour Museum Helen Wade was project co-ordinator and Jonathan Pratty edited the trails
We'd like to thank all the museums, galleries and heritage sites that co-operated with the project, sending pictures, copy and all sorts of interesting ideas.
Sammy the Stamp Bug and all stamp images and are (c) Consignia plc 2001.
All rights reserved. Royal Mail and the Royal Mail Cruciform are registered trade marks of Consignia plc in the UK and other countries
Leonie Lord for colouring stamp images.