'Russia leather' definitions:

Definition of 'Russia leather'

(from WordNet)
noun
A smooth leather tanned with willow, birch, or oak, and scented on the flesh side with birch oil

Definition of 'Russia leather'

From: GCIDE
  • Russia \Rus"sia\, n. A country of Europe and Asia. [1913 Webster]
  • Russia iron, a kind of sheet iron made in Russia, having a lustrous blue-black surface.
  • Russia leather, a soft kind of leather, made originally in Russia but now elsewhere, having a peculiar odor from being impregnated with an oil obtained from birch bark. It is much used in bookbinding, on account of its not being subject to mold, and being proof against insects.
  • Russia matting, matting manufactured in Russia from the inner bark of the linden (Tilia Europaea). [1913 Webster]