The Royal Mail have just issued a set of stamps featuring the Lancastrian and Yorkist Kings of England. Go to www.royalmail.com > shop > collecting & philately > special stamp issues and you'll see the full set to buy issued on 28 February.
Those could be framed I framed a postcard I received from some castle (alas I forget the name atm, would have to open fame & look & tis too much trouble) around Durham. They would be a fabby accoutrement to the edge of a Plantagenet bookshelf
There's a new set just issued featuring the interior of a number of historic British Cathedrals. Just follow the instructions at message # 1 above to take a look.
The next set in this series, The Tudors will be available in April. Just follow the instructions in message # 1 nearer the date and you'll see the designs, I don't think they've been publicized yet.