The lecture discussed Pablo Picasso's works from 1905 to 1971, including early pieces like "Acrobat and Young Harlequin" and "The Bather" as well as influential later works such as "Guernica" and portraits of people including "Portrait of Dora Maar" and "Weeping Woman." A variety of Picasso's styles and subjects were covered ranging from figures and portraits to still lifes across several decades of his prolific and influential career as a painter and artist.