Taylor, A., and Doyle, N., J. Appl. Cryst., Vol. 5, 201-209 (1972). Van Tendeloo, G., deRidder, R., and Amelinckx, S., Phys. Stat. Sol (9), Vol. 27, 457-468 (1975). Virkar, A. V., and Raman, A., Z. Metallkunde, Vol. 60, 594 (1969). Walsh, J. D., and Donachie, A. R., Met. Trans, Vol. 4, 2854 (1973). Warren, J., Ph.D. Dissertation, University of Florida (1979). Weatherly, G. C., Phil. Mag., Vol. 17, 791 (1973). Yamamoto, M., Soji, N., Saburi, T., and Mizutani, Y., Trans. JIM, Vol. 11, 120-126 (1970). Zaluzec, N. J., Oak Ridge national Laboratory Report ORNL/TM6705 (1978). Available from NTIS, U. S. Department of Commerce, Springfield, VA, 22161. Zaluzec, N. J., in Introduction to Analytical Electron Microscopy, Hren, J. J., Goldstein, J. I., and Joy, D. C., eds., Plenum Press, New York (1979).