DIN 68100 Supplement 2

Tolerances for linear measure and angular dimensions in the wood-working and wood-processing industry; change of dimensions due to the influence of moisture radial and tangential to the grain of afrormosia, afzelia, ekki, beech, oak, ash, iroko, khaya (african mahagony), macore and yellow meranti
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 06/01/1978