БСЭ1. Куба

Figure from Куба article of Great Soviet Encyclopedia, 1st edition

Public domain

Reason: published outside the US before 1996 and already public domain in its home country then.

This status rests on the map's publication history, as researched by Wikimedia Commons. Check it before commercial use.

Read from: Commons licence category: PD-1996; no CC BY, CC BY-SA, GFDL or deletion tag on the file page.

"БСЭ1. Куба" (1937). Wikimedia Commons. Public domain. https://commons.wikimedia.org/wiki/File:%D0%91%D0%A1%D0%AD1._%D0%9A%D1%83%D0%B1%D0%B0.jpg

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