Hover over the picture to play the slideshow.
With thanks to Fiona Courtenay-Thompson!
We are nearly there! Today's window is The Land and the Book from 1878.
Subtitled 'Biblical illustrations drawn from the manner and customs, the scenes and scenery of the Holy Land' it has some lovely 19th century images.
In the 23rd window, we have a celebration of A Derbyshire Christmas, from the festive season at Chatsworth, Renishaw and Haddon Hall to Christmas in the workhouse in Ashbourne.
Christmas is approaching fast, and we are celebrating it here with a festive window filled with robins!
Christmas isn't Christmas without the celebrity biographies...
...or some music or film. But make sure you come by soon...
...bBecause after all, the early bird...
...gets the worm!
All around the UK churches are full of people celebrating Christmas, from Christingle to Midnight Mass. The 22nd window is Edward Norman's beautiful The House of God, a celebration of church architecture, style and history.
The 21st window is celebrating the Radio Times, which has been a major part of Christmas since 1923, with some great covers from The Art of Radio Times.
A trip back to childhood in the 30s, 40s and 50s for the 20th window in the calendar - Uncle Mac's Children's Hour Book.
Window number 19 is something a little quirky. Odd Corners in Derbyshire by William T Palmer.
A quick trip around Derbyshire from the comfort of your armchair.
Open the Advent Calendar window number 18 and you'll find a copy of Country Living's Country Christmas.
There's still time to use the ideas and recipes to have a real country Christmas this year!
Peak Volumes - a bookshop the way they used to be