Paperback rainbow

I liked the colours in yesterday's blip, so today there's more :)
What better way to sort your books?

Tip of the day: Listen to South African band Freshlyground's song "I'd like", it's soo beautiful! An SA friend of mine played it to me about two years back and i just rediscovered it. http://www.youtube.com/watch?v=vRntsPbkRZo