Nikolai Bukharin, Sergei Kirov, and Viacheslav Molotov at a Leningrad party meeting, 1926 Published May 1, 2015 at 2788 × 2020 in Nikolai Bukharin on the criterion of practice in epistemology ← Previous Next → With lightning telegrams: Share on Facebook (Opens in new window) Facebook Share on X (Opens in new window) X Share on Tumblr (Opens in new window) Tumblr More Share on Reddit (Opens in new window) Reddit Share on Pinterest (Opens in new window) Pinterest Like this:Like Loading...