The Tale of Igor's Campaign (Slovo o polku Igoreve), 1935. In Russian.

Слово о полку Игореве. / Серия: Школьная серия классиков.
Москва : Детиздат (Детгиз), 1935.
96 с. Издательский картонажный переплет, уменьшенный формат.
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The Tale of Igor's Campaign (Slovo o polku Igoreve). / Series: School Series of Classics. 
Moscow: Detizdat (Detgiz), 1935.
96 pp. Publisher's cardboard binding, reduced format. In Russian.

This 1935 edition of "The Tale of Igor's Campaign" is a notable example of early Soviet pedagogical publishing. Released by Detgiz (the State Publishing House for Children's Literature) shortly after its formation, this volume was specifically designed for 8th-grade students as part of the "School Series of Classics." At this time, the Soviet educational system was re-emphasizing the study of classical Russian literature as a cornerstone of national and cultural identity.
The book presents the most famous monument of Old Russian literature—the heroic poem describing Prince Igor Svyatoslavich's failed campaign against the Polovtsy in 1185. Given its intended audience, this edition typically includes the original Old East Slavic text alongside a modern Russian translation, accompanied by extensive explanatory notes and a historical introduction to help students navigate the complex archaic language and feudal politics of the 12th century.
The publication reflects the aesthetic of the mid-1930s, featuring a modest yet durable publisher's cardboard binding in a "pocket-sized" reduced format, ideal for student use. Often, such editions featured illustrations based on traditional Russian woodcuts or reproductions of miniatures from later chronicles to visually ground the heroic narrative.
For collectors of Soviet schoolbooks, historians of education, and bibliophiles interested in the "Slovo" cycle, this 1935 edition is a charming artifact. It serves as a reminder of how the Soviet state translated ancient epic heroism into the modern school curriculum, ensuring that the "Word" remained a living part of the cultural discourse.