A really fascinating glimpse into the Soviet Union of the time (as well as how it saw itself) it has a very detailed section on Moscow and its attractions, then looks briefly at all the other major cities of the USSR, and follows all of this with sections on labour conditions, country life, and finally overall standards of living, education and rights and freedoms of citizens.
Full of interesting facts and photos, it shows a society bursting with energy and optimism after decades of turmoil, war and civil war.
(Click on scans to enlarge)
See also: Leningrad During the Days of the War and in Peacetime -- A Photographic Exposition of Resistance, Victory and Reconstruction
Note that there is a typo here as Lvov had a population of at least 500,000 at this time.
See also: The Minsk Tractor Plant USSR 1970s Part II - Technology, International Ties and Lives of the Workers