Artichoke Editions, 6 x 6 inches, hardcover w/o dj, accordion fold, polycarbonate sleeve, edition of 950.
Two books in one. Read in one direction you see 10 abstract photographs Sommer made from cut-paper. Read in the opposite direction, you get Jonathan Clark's documentation of Sommer making a cut-paper. Out-of-print, scarce, $350 up