1. For a discussion of van der Waals’ classical law of corresponding states see H. Kamerlingh-Onnes and W. H. Keesom, Enzyklopädie der Mathematischen Wissenshaften, Vol. V, Pt. 10, Leipzig-Berlin (1912), Sections 26 and 27.
2. A. Byk, Ann. Physik, 66, 157 (1921)
3. A. Byk, Ann. Physik, 69, 161 (1922).
4. J. de Boer, Physica, 14, 139 (1948)
5. See also J. de Boer, “Supplement to Vol. IX, Series X of Nuovo Cimento,” p. 200 (1958).