Loose material found together and divided into twelve folders for ease of reference. Presented in order found.

Manuscript data, various hands, computer printout data, including 'Structure Factor Calculations,' 'Absolute F² values. Vit. B12 Fragment', 'Observed F Values', 'Sharpened F² Values', 'Sin [THETA] Values', 'Maximum Values', 'hko projection', 'proposed structure', 'values of products of cos and sin values 2[pi]hx, 2[pi]ky, 2[pi]lz and calculations of Aoks and Boks'. A few pages dated Feb. 1953, Apr.-Dec. 1954, Aug. 1956.