3579.     VON WARTENBERG, H., AND LERNER-STEINBERG, B.  [Heat of Formation of Formaldehyde.]  Angew. Chem., vol. 38, 1925, pp. 591-592; Chem. Abs., vol. 19, 1925, p. 3202.

        For the heat of formation from CO+H₂+1.4 cal. is obtained.