id="pic_24">

(Cover photographs, clockwise from top left): Mexico City, Mexico, 1985; Coalinga, Calif., 1983; Northridge, Calif., 1994; Anchorage, Alaska, 1964; San Francisco, Calif., 1906; Loma Prieta, Calif., 1989.

Transcriber’s Notes

• Retained publication information from the printed edition: this eBook is public-domain in the country of publication.
• In the text versions only, text in italics is delimited by _underscores_.
• In the ASCII version only, subscripted numbers are preceded by underscore and delimited by brackets.