Great Soviet Encyclopedia. Volume 40, 1938 (Q43200367)
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Current Data About Great Soviet Encyclopedia. Volume 40, 1938
(P31) (Q3331189)

(P361) (Q20078554)
(P155)
(P156)

(P407) (Q7737)

(P478) 40

(P577) Saturday, January 1, 1938

(P1476) "Монада — Нага" (language: ru)

other details

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(P675) 3XEZAAAAIAAJ