Moscow Crowds Hall May Day - A holiday mood prevails as Muscovites crowd Red Square Thursday to celebrate May Day. A huge portrait of Premier Stalin dominates the scene, along with giant-sized posters of other Red heroes. Premier Stalin reviewed the traditional May Day parade of Soviet armed might to climax the annual ceremony. This radiophoto was received in New York today by Sov photo agency. May 03, 1952. (Photo by AP Wirephoto).