A Field Observer's Handbook of Preternatural Entities and Beings from Beyond the Wall of Sleep.

Weird shapes in the park? Odd rumbling noises in the basement? A lurking dread in the kitchen? Bad Dreams involving strange adventures and bizarre creatures?

Identifying the lurking horrors of the Cthulhu Mythos is never an easy task, so researchers need all the help they can get - don't leave home without the Field Guide! An Essential hadcover spotter's guide for the budding and experienced preternaturalist.

Illustrations and descriptions from the Cthulhu Mythos and Dream Cycle based upon the creations of H.P. Lovecraft.