Avery; Jorgensen Journal of the American Chemical Society, 1930 , vol. 52, p. 3628,3632 Full Text Show Details Upson; Maxwell; Parmelee Journal of the American Chemical Society, 1930 , vol. 52, p. 1971,1974 Full Text Show Details Kohler, Allen Journal of the American Chemical Society, 1924 , vol. 46, p. 1526