1. Prane, J. W., Paint, Oil and Chem. Rev., 117 (4), 36 (1954). Pugsley, A. T., and Winter, G., Comm. of Aust. Munitions Supply Lab., Report No. 171 (1947).
2. Hilditch, T. P., Chem. and Indust., 846 (1951). Ivanov, N. N., Bull. App. Bot. Pl. Br., 16 (3), 60 (1926). Ivanov, S., Allgem. Ol. Fettzeitg., 29, 149 (1932).
3. Dillmann, A. C., and Hopper, T. H., U.S.D.A. Bull. No. 844 (1943).
4. Barker, C., and Hilditch, T. P., J. Sci. Food Agric., 1 (4 and 5), 118 and 40 (1950). Bridge, R. E., Crossley, A., and Hilditch, T. P., ibid., 2 (10), 472 (1951).
5. Kupsov, A. J., Bull. App. Bot. Gen. and Pl. Br., Ser. 9 (1) (1932).