Books: read, in progress, unread

One of many piles of books in my house in various stages of being read, waiting to be rediscovered, awaiting a non existant space on a double stacked bookshelf, etc. How dull the well ordered, tidy, electronic home must be. The analogue delights of piles of books is so much more rewarding. Bit tricky to find things, however, and a nightmare to trip over...