1. Editor's note

   • M. Wyss

   EditorialNotes Pages: 1079 - 1081

2. Seismic gaps and plate tectonics: Seismic potential for major boundaries

   • W. R. McCann
   • S. P. Nishenko
   • J. Krause

   OriginalPaper Pages: 1082 - 1147

3. Seismic gaps and source zones of recent large earthquakes in coastal Peru

   • James W. Dewey
   • William Spence

   OriginalPaper Pages: 1148 - 1171

4. Two kinds of seismic gaps

   • Kiyoo Mogi

   OriginalPaper Pages: 1172 - 1186

5. The Oaxaca gap: A case history

   • Tomás Garza
   • Cinna Lomnitz

   OriginalPaper Pages: 1187 - 1194

6. Seismic quiescence precursory to a past and a future Kurile island earthquake

   • M. Wyss
   • R. E. Habermann

   OriginalPaper Pages: 1195 - 1211

7. Seismicity variations in the Makran region of Pakistan and Iran: Relation to great earthquakes

   • Richard C. Quittmeyer

   OriginalPaper Pages: 1212 - 1228

8. On Chinese earthquake history — An attempt to model an incomplete data set by point process analysis

   • W. H. K. Lee
   • D. R. Brillinger

   OriginalPaper Pages: 1229 - 1257

9. Space-time migration of earthquakes along the North Anatolian fault zone and seismic gaps

   • M. N. Toksöz
   • A. F. Shakal
   • A. J. Michael

   OriginalPaper Pages: 1258 - 1270

10. Spectral analysis of earthquake migration in South America

    • Jacques Delsemme
    • Albert T. Smith

    OriginalPaper Pages: 1271 - 1285

11. A preliminary study on the relationship between precipitation and large earthquakes in Southern California

    • Li-Sheng Huang
    • John McRaney
    • Mark Prebish

    OriginalPaper Pages: 1286 - 1300

12. Anomalous crustal strain prior to the 1923 Kanto, Japan, earthquake as deduced from analysis of old triangulation data

    • Yoichiro Fujii
    • Katsumi Nakane

    OriginalPaper Pages: 1301 - 1315