By Its Cover is a series of posts wherein I read a book solely on my love of the cover. No reading the jacket, no checking reviews! I grabbed this book on the way out of the library, drawn by its whimsical rendering of double decker buses. To be honest, I have a rather bad habit of leaving the library with a stack of books that I can barely carry let alone find time to read. But after perusing the first few pages of this short book, I was pulled in by its clever writing and charmingly daft premise: that the perfect timing…