A Key to Treehouse Living is the adventure of William Tyce, a boy without parents, who grows up near a river in the rural Midwest. In a glossary-style list, he imparts his particular wisdom on subjects ranging from ASPHALT PATHS, BETTA FISH, and MULLET to MORTAL BETRAYAL, NIHILISM, and REVELATION. His improbable quest—to create a reference volume specific to his existence—takes him on a journey down the river by raft (see MYSTICAL VISION, see NAVIGATING BIG RIVERS BY NIGHT). He seeks to discover