Polyface Designs: A Comprehensive Construction Guide offers detailed, practical blueprints for building essential portable farming infrastructure. Authored by Joel Salatin with precise illustrations by engineer Chris Slattery, this expert guide covers everything from broiler shelters and dollies to Eggmobiles, Gobbledygos, and Shademobiles. Ideal for new and expanding farmers, it provides step-by-step instructions on constructing corrals, head gates, and selecting appropriate axles, enabling cost-effective, scalable solutions for sustainable livestock management.