Model, of Under-Squinted and Tabled Scarf carpentry joint, with centre wedge fitted, joining two beech-wood blocks: stamped with ‘21’, by Polytechnisches Arbeits-Institut J. Schröder Atkiens-Gesselleschaft, Darmstadt, Hesse, Germany, 1868 Model, of Under-Squinted and Tabled Scarf carpentry joint
Model, of Secret Mortice and Tennon carpentry joint, joining two beech-wood blocks: stamped with ‘58’, by Polytechnisches Arbeits-Institut J. Schröder Atkiens-Gesselleschaft, Darmstadt, Hesse, Germany, 1868 Model, of Secret Mortice and Tennon carpentry joint