References
- Sheppard. S.E., VIII Int. Congr. Phot., Dresten, 13, l931; Mees throry at Phot. Process. Revised Edn., 1954. p. 122.
- Sheppard. S. E., and Hudson. J.H., Ind. Eng. Chem., 2, 73. 1930.
- Chibisov. C.W., IX Int. Congr. Phot., Paris, 405, 1935.
- Sutherns. E. A. and Loening. E. E., J. Phot. Sci., 4, 148, |956.
- Carroll. B.K. and Hubbard. D., Bur. Standards, J. Research, 12, 329. 1934.
- Jamea. T..H., and Vanselow. W . J. Phot. Sci., 1, 133, 1953.
- Sheppard. S. E. J. frank. Inst., 210. 587. 1930.
- Eggert, J. and Kleinsechrod. F.G., Zeit. wiss. Phot., 39, 155, 165, 1940.
- Stasiw. O. and Teltow, J., Nachr. Akad. Wiss. Gottingen, Math.-Phys. Kl., 100. 1941.
- Mitchell. J.W. J. Phot. Sci., 6, 57, 1958.
- Collina. R.B. and Dickinson. H.O., Sci. Ind. phot., (2), 22, 92, 1952.
- Dickinson. H.O., Proc. Int. Conf. Cologne, 246. 1956.
- Sheppard. S.E., Trivelli. A.P.H. and Loveland, R.P., J. Frank. Inst., 200, 5l, 1925.