Peterborough NH: BYTE Books, a division of McGraw-Hill, 1981. 126p., rubricated titlepage, many pages printed black and red together, 9x9 inch square decorated wraps. Slight edgewear, a very good copy.
Calligraphic contortions that spell different things when viewed from different angles. For example, the title, Inversions, can be turned upside-down to read Scott Kim.