I released this yesterday evening to the MACHINE VISION subscribers.  Here it is, the cover to GUN MACHINE, as designed by Keith Hayes:

(Get it a bit bigger here, especially if you can’t quite make out what the "gun" is made of.)

The hardcovers are now up for pre-order at and, I’ve seen.  I will disseminate other links (Kindle, other distribs, etc) as I see them.  Someone on Twitter found these last night, I haven’t been furnished the purchase link list yet.