I have also done a couple of posting on Gladstone's Library and these two come together in the person of Martin Edwards. He is an excellent crime novelist whose latest book was launched at Gladstone's library and indeed feature a residential library based on St Deniol's. He was also at the book festival which was part of this years Flower Show. He has written about both on his blog:
I might say that his pictures are better than mine. His Lakeland series of novels are some of the best in the genre around today.