Soviet Union's population in the 1950s
... that the size of the Soviet Union's population in the 1950s was overestimated by most Western experts?
... that the size of the <b id="mwBwo"><a class="mw-redirect" href="./Soviet_Census_(1959)" id="mwBws" rel="mw:WikiLink" title="Soviet Census (1959)">Soviet Union's population in the 1950s</a></b> was overestimated by most Western experts?