TY - BOOK AU - Steinlin, H.J. TI - One-man work in mixed stands of beech, spruce and fir U1 - 634.95183 21st ed. PY - 1957/// CY - Geneva PB - Economic Commission for Europe KW - Forestry KW - Picea KW - Stands N1 - Joint committee on forest working techniques and training of forest workers; Bibliography: p. 69-70 ER -