BOK, Christian. The Mutagenic Evolution of a Virus. [Toronto]: Self-published, 1996. Limited Edition. 279x216mm. Signed by Author. Almost Fine Single sheet boradside printed in colour of a chromatic that depicts the development of a genetic sequence as it undergoes mutation. One of 27 numbered [#13] lettered copies [M] produced by the author for Xmas 1996. Scarce. Very faint wrinkles in evidence; for the most part fine.