The Kerns and Mullans on building underground — planning through to planting the roof, aimed squarely at the owner-builder with more determination than budget. Earth-sheltered housing was the energy-crisis answer that never quite arrived, and the books from that moment have a conviction you don't find in current building manuals.
Heavily used: cover boards cracked and creased with white stress lines across both panels, softened corners, spine-edge wear.
