Logging mechanization U.S.S.R : a review of Russian data ανά Koroleff, A.

Logging mechanization in the U.S.S.R. : a review of Russian data ανά Koroleff, A.

Logging mechanization in the USSR-II ανά Koroleff, A.

Pulpwood cutting : efficiency of technique ανά Koroleff, A.

Pulpwood hauling with horse and sleigh : efficiency of technique ανά Koroleff, A.

River drive of pulpwood : efficiency of technique ανά Koroleff, A

Stability a factor efficient forest management ανά Koroleff, A.

Stability as a factor in efficient forest management ανά Koroleff, A.

Forest conservation : practical pointers to woods workers ανά Koroleff, A.

Mechanized logging in Russia in 1990 ανά Koroleff, A.

Pulpwood skiddeing with horses: efficiency of technique ανά Koroleff, A.

Logging mechanization USSR-II ανά Koroleff, A.

Efficiency in skidding of wood and handling of horses ανά Koroleff, A.

Managing small woodlands : a guide to good and profitable use of forest land ανά Koroleff, A.

Full-tree logging-a challenge to research (A problem appreciation and compilation) ανά Koroleff, A.

Mechanized logging in russia 1960 ανά Koroleff, A.

Pulpwood hauling with horse and sleigh : efficiency of technique ανά Koroleff, A, Walker,J.F. and Stevens, D.R

Wire skidding ανά Collier, R.D

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