Proof Vol. 4: Julia
| Writer | Alexander Grecian |
| Artist | Riley Rossmo |
| Paperback: | Jun 23, 2010, $16.99 |
Murder, heartbreak and Bigfoot steampunk action in the book NPR calls 'the most memorable series of the year!' 150 years ago, Proof was a Victorian circus star while the serial killer Springheel Jack was stalking London's back alleys. When Proof and Jack both set their sights on the same woman, she doesn't stand a chance!
