Coat of arms of the <a href="//commons.wikimedia.org/wiki/Union_of_Soviet_Socialist_Republics" class="mw-redirect" title="Union of Soviet Socialist Republics">Union of Soviet Socialist Republics</a> from 1958 to 1991
<a href="//commons.wikimedia.org/wiki/User:Madden" title="User:Madden">Madden</a>, reworked by <a href="//commons.wikimedia.org/wiki/User:F_l_a_n_k_e_r" title="User:F l a n k e r">F l a n k e r</a>
Own work from <a href="//commons.wikimedia.org/wiki/File:Soviet_Hammer_and_Sickle_and_Earth.svg" title="File:Soviet Hammer and Sickle and Earth.svg">Image:Soviet Hammer and Sickle and Earth.svg</a> and <a href="//commons.wikimedia.org/wiki/File:Soviet_coat_of_arms.svg" class="mw-redirect" title="File:Soviet coat of arms.svg">Image:Soviet coat of arms.svg</a>. It was then corrected and is believed to be close to official version, for example, one from the 3rd ed. of the Great Soviet Encyclopedia, available online <a rel="nofollow" class="external text" href="http://slovari.yandex.ru/art.xml?art=bse/00017/81200.htm">here</a>