Xmas Adventure Part III …. Can the Black Marble Brigade save Colossus??

The Black Marble Brigade are at Bletchley Park in the 1940s … can they save Colossus from Professor iNfamy’s evil plan? 

And why not visit the real WORKING Colossus at The National Museum of Computing? 

Plus, like Black Marble, you can donate to keep Colossus working for all future generations.