90: Socialist Realism (early 1950s); Man and Nature (early 1950s); First drafts (1962), 1950s-1960s Box 61 Unit ID: 320 Date: 1950s-1960s
90: Socialist Realism (early 1950s); Man and Nature (early 1950s); First drafts (1962), 1950s-1960s Box 61 Unit ID: 321 Date: 1950s-1960s