Mortise and Tenon Timber Frame - 20x30 Cabin with full loft - Step-By-Step DIY Plans Step-by-Step Easy-to-Understand Plans (English) - using imperial measuring system Full Materials and Cut List Post and Beam Framing for Solid Mortise and Tenon Construction - Set up for rough sawn lumber and timber Traceable Templates for Angle Cuts Technical Support via Toll Free Tech Support Line