DIN 68100 Supplement 1 PDF

Tolerances for linear measure and angular dimensions in the wood-working and wood-processing industry; change of dimensions due to the influence of moisture parallel to the grain of solid wood, radial and tangential to the grain of spruce, fir, larch, pine and oregon-pine
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 06/01/1978