Bolshevik delegates at the <a href="https://en.wikipedia.org/wiki/4th_Congress_of_the_Russian_Social_Democratic_Labour_Party" class="extiw" title="w:4th Congress of the Russian Social Democratic Labour Party">w:4th Congress of the Russian Social Democratic Labour Party</a> in Stokholm in 1906, from a 1926 album on the history of the <a href="https://en.wikipedia.org/wiki/Communist_Party_of_the_Soviet_Union" class="extiw" title="w:Communist Party of the Soviet Union">All-Union Communist Party (bolsheviks)</a>.
<p>First row: <a href="//commons.wikimedia.org/wiki/Category:Sergey_Ivanovich_Gusev_(Bolshevik)" title="Category:Sergey Ivanovich Gusev (Bolshevik)">Sergey Gusev (Drabkin)</a>, <a href="//commons.wikimedia.org/wiki/Category:Joseph_Stalin" title="Category:Joseph Stalin">Joseph Stalin</a>, <a href="//commons.wikimedia.org/wiki/Category:Alexei_Rykov" title="Category:Alexei Rykov">Alexei Rykov</a>, <a href="//commons.wikimedia.org/wiki/Category:Vladimir_Lenin" title="Category:Vladimir Lenin">Vladimir Lenin</a>, <a href="//commons.wikimedia.org/wiki/Category:Leonid_Krasin" title="Category:Leonid Krasin">Leonid Krasin</a>, <a href="//commons.wikimedia.org/wiki/Category:Fyodor_Sergeyev" title="Category:Fyodor Sergeyev">Fyodor Sergeyev</a> (Artyom), <a href="//commons.wikimedia.org/wiki/Category:Mikhail_Frunze" title="Category:Mikhail Frunze">Mikhail Frunze</a>
</p><p>Second row: V. V. Vorovsky, A. V. Lunacharsky, M. N. Lyadov, V. A. Desnitsky (Stroev), <a href="//commons.wikimedia.org/wiki/Category:Nadezhda_Konstantinovna_Krupskaya" title="Category:Nadezhda Konstantinovna Krupskaya">Nadezhda Krupskaya</a>, <a href="//commons.wikimedia.org/wiki/Category:Maxim_Litvinov" title="Category:Maxim Litvinov">Maxim Litvinov</a>, N. N. Nakoryakov, V. A. Bazarov (Rudnev), A. S. Bubnov
</p>
Third row: S. Shaumyan, K. Voroshilov, E. Yaroslavsky, E. D. Stasova, I. A. Teodorovich, M. F. Vladimirsky, M. K. Vladimirov, B. P. Pozern (Zlobin), Z. Litvin (Sedoy), K. T. Novgorodtseva
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