Alfred A. Knopf, New York, 1991, 1^st pr.  ISBN 0-679-90287-2.  Hard cover, unpaginated.  Illustrated matte finished boards have a touch of corner wear, scratch on rear board, remainder mark on top edge.  Interior clean ad unmarked; gently read if at all.  ‘Kids at the hideous Camp Wannabarf find relief cavorting with the citizens of Sillyville.’ (from Summary on copyright page)