sentences:  Stokes evolved an innovative aesthetic in the first two of his major books of the 1930s - "The Quattro Cento" (1932) and "Stones of Rimini" (1934).In "The Quattro Cento" he characterized the intense Early Renaissance feeling for material and space as 'mass-effect' and 'stone-blossom'.The stone—deeply respected as a medium – is, he said, 'carved to flower' thereby bringing to the surface the fantasies the artist reads in its depths.