This is the cover artwork for the art book which is a companion to "New Technicolor Dreams," where the illustrations for the story are showcased in a larger format. The book is available at the link below.

http://www.lulu.com/content/1316897

The artwork was drawn by  caribou (Sara Palmer).

The description of the book is as follows:

The illustrations from the stories of Will A. Sanborn are collected here, displayed in a larger format to showcase the beauty of the artwork.

Note: This gallery contains only the illustration artwork. It is a companion to the anthology "New Technicolor Dreams," where Will's stories are collected. Once you've seen the artwork, check out the story collection, to get the full picture of the tales shown in glimpses here.