Rossum's Universal Robots : Karel Čapek : Free Download, Borrow, and Streaming : Internet Archive
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File:The life of the insects by Čapek brothers.pdf - Wikimedia Commons
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R.U.R. - Wikipedia
Art and Life in Modernist Prague, Karel Čapek and His Generation, 1911–1938. By Thomas Ort. New York: Palgrave Macmillan, 2013. xiv, 258 pp. Notes. Bibliography. Illustrations. Photos. Figures. $95.00, hard bound. | Slavic Review | Cambridge Core
Karel Capek – Dramatic Arts
File:R U R Rossum s Universal Robots.pdf - Wikisource, the free online library