A full color monster guide to monsters for Call of Cthulhu. From the back of the book: Weird shapes in the park? Odd rumbling noises in the basement? When you need to know what you're encountering, you need to know it fast - don't leave home without the Field Guide! - Accurate and Complete - Over Two Dozen Often-Met Creatures - Quick-Reference Monster ID Key - 27 Evocative Full-Page Paintings - 50+ Illustrations and Silhouettes - Uniform Presentation of Data - Special Size Comparison Charts - Habitat, Distribution, and Life Cycle notes - How to Distinguish Similar-Seeming Entities - Latest Hyper-Geometric Scholarship - Specialized Observer Warnings as Needed - Full Bibliography - Faithful to Lovecraft