This is based on a panel by Duncan Fegrado from Hellboy: The Wild Hunt comic series. The most recent Hellboy moveie was loosely* based upon.
Birmingham Ink Jonas Salk Serum Umber
*And I do mean loosely based upon. I mean, it would be like doing all three Lord of the Rings books into a single, one hour and 45 min movie. The collected graphic novel is over 500 pages long and culminates Mike Mignolo's nearly three decades of Hellboy stories that started with the first Hellboy comics from the early 90's. Sheesh!