Don't miss this special offer to collect both new art books from Proton Press. Guy Aitchison's book "Organica" covers the last 18 years of his career and focuses in particular on the abstract, free-form imagery that he is known for. Michele Wortman's book "Moments of Epiphany" showcases her personal favorite choices from her vast archive of abstract and nature photography that she has shot over the past decade. For more information about these exciting new releases, check out the descriptions here in the online store where these books are individually listed. This special offer saves you $15 total off of these books' cover price.