The original artwork, done as a warp-around covering the front, back and spine. Created
at 300 dpi (dots per inch) which is required for sharp, clear printing on a 6"x9" book cover:
 
Printed front cover. Publisher added the text (I prefer to do that myself when possible, but I liked what they came up with here). I was happy with the very first proof the printer did -- on paper it looked extremely close to my original artwork. I wish this happened more often: