1. Alexander, H., Kodiak Electric Assoc. (personal communication, 1964).
2. Ashby, W. O., Fairchild Aerial Surveys (personal communication, 1964).
3. Stacey, F. D., Nature, 200, 1083 (1963).
4. Breiner, S., Nature, 202, 790 (1964).
5. See also Grantz, A., Plafker, G., and Kachadoorian, R., Alaska's Good Friday Earthquake, March 27, 1964; a Preliminary Geologic Evaluation (U.S. Geol. Survey, Circ. 491, Washington, 1964).