I suppose with all these old books laying around, in need of recycling, reshelving, and remaindering, some physical use can be made of them. There's a quirkiness here, and says something culturally, but once you start to look at several of these structures, there's not much more to it. Maybe being in the gallery, and smelling the book would add....
|Miler Lagos' Home (see here)
|Janet Cardiff is one of my favorite artists. This isn't one of my favorite pieces by her (here with George Bures Miller for Modern Art Oxford), but fun nonetheless. Full title gives it a bit of conceptual heft: The House of Books has No Windows.
|Slovakian artist Matej Kren's installation Scanner
|Marta Minujin's Tower of Babel. See here for more.