Debela jelka iz Trnovskega gozda /

by Sgerm, Franjo, 1911-2002.
Published 1971

Topolov nasad v Špici in njegova rentabilnost /

by Sgerm, Franjo, 1911-2002.
Published 1977

Podiranje drevja s sekiro in žago /

by Sgerm, Franjo, 1911-2002.
Published 1950

Podiranje drevja s sekiro in žago /

by Sgerm, Franjo, 1911-2002.
Published 1950