Back o' da Book
Great is the art of beginning, but greater
the art is of ending;
Many a poem is marred by a superfluous verse.
Henry Wadsworth Longfellow
Here we are at the end of the book. But there are still a couple of things left to do. "Resource File" is a list of resources: books, periodicals, people and products. "What's in the Downloads" tells you what's available for download from this book.