At Groundbreaking for Grand Towers are (from the left on the bulldozer) Charles Schott, vice president of the G.L. Tarlton Construction Company; Hari Van Hoeffen, architect; Sam Michelson, president of the St. Louis Redevelopment Corporation, and Robert C. Saunders, executive vice president of the corporation's executive committee; C. Earl Giraldin and F. B. Martin, vice president of the corporation.