A handwritten invoice documents the sale of three Moses works by Chagall to Gerhard: "Finding of Moses" (signed crayon drawing); "Moses on Mt. Sanai" (signed crayon drawing); and "Moses on Mt. Sinai" (etching from the "Bible" series). Also included: a photograph of the Mt. Sinai drawing; a newspaper clipping of an article by E. O. Wilson on the fundamental qualities of morality featuring a picture of Moses and the stone tablets; and negatives of the Mt. Sinai drawing.