the thread is old, but this question seem to come up a lot somehow. I just wanted to clarify, the mainline Hellboy comicbook is actually numbered on the inside cover of each issue.

1 seed of destruction 1, 2 seed of destruction 2, 3 seed of destruction 3, 4 seed of destruction 4, 5 the wolves of st august, 6 the corpse and the iron shoes, 7 wake the devil 1, 8 wake the devil 2, 9 wake the devil 3, 10 wake the devil 4, 11 wake the devil 5, 12 almost colossus 1, 13 almost colossus 2, 14 christmas special, 15 box full of evil 1, 16 box full of evil 2, 17 conqueror worm 1, 18 conqueror worm 2, 19 conqueror worm 3, 20 conqueror worm 4, 21 third wish 1, 22 third wish 2, 23 the island 1, 24 the island 2, 25 makoma 1, 26 makoma 2, 27 darkness calls 1, 28 darkness calls 2, 29 darkness calls 3, 30 darkness calls 4, 31 darkness calls 5, 32 darkness calls 6, 33 crooked man 1, 34 crooked man 2, 35 crooked man 3, 36 in the chapel of moloch, 37 the wild hunt 1, 38 the wild hunt 2, 39 the wild hunt 3, 40 the wild hunt 4, 41 the wild hunt 5, 42 the wild hunt 6, 43 the wild hunt 7, 44 the wild hunt 8, 45 the bride of hell, 46 in mexico, 47 the storm 1, 48 the storm 2, 49 the storm 3, 50 double feature of evil, 51 the sleeping and the dead 1, 52 the sleeping and the dead 2, 53 buster oakley gets his wish, 54 being human, 55 the fury 1, 56 the fury 2, 57 the fury 3.