This 1939 poster was almost unknown until its rediscovery in a second-hand bookshop. Where was the bookshop?
Correct answer: Alnwick, Northumberland

Player #23552290
Me because my daughter spends a lot of time there.

Jelly on a plate
tripppppy, me coz I lived there also famous for the castle in Harry Potter

tripppppy
Who would know this? 😂