Chestnut tree Maple Ash Larch Wild cherry tree Merrain Walnut tree Elms           Cut timber        Logs Square edged timber Parquet strips Squared timber Unsorted logs Square section timber          Choice          0A 0B 1 2 3A 3B Humidity (%)      - 30 %     + 30 % Thicknes. & + (mm) Width & + (mm) Leng. & + (cm)