Triton, n.d.[1931].
Publisher
Leningrad: Triton, n.d.[1931]. Plate Зак. 347. Misc. Notes
1931 date confirmed at RSL; actually no dates on the front cover Complete Score
(Off-site resource)
Triton, n.d.[1931].
Publisher
Leningrad: Triton, n.d.[1931]. Plate Зак. 347. Misc. Notes
1931 date confirmed at RSL; actually no dates on the front cover 
