Chapter 1047: Something the Ancestors Left Behind

Monica Lyson ran her fingertips along the bookcase, slowly feeling her way over every seam. Wonder colored her voice. "Look at this joint. Not even the tiniest gap. It's so smooth you'd swear the whole thing was carved from one piece, unless you really knew what to look for." Ethan Thubron stepped up beside her and pointed. "They used an interlocking method between two components. The raised part is called a Mortise and Tenon, also known as the tenon. The recessed part is the mortise, also called...