1. Important announcement

   Announcement Pages: i - i

2. Inversion of multiple thermal indicators: Quantitative methods of determining paleoheat flux and geological parameters. I. Theoretical development for paleoheat flux

   • I. Lerche

   Articles Pages: 1 - 36

3. Automatic seismic wave detection and autoregressive model method

   • Tan Yi
   • F. Alejandro Nava

   Articles Pages: 37 - 48

4. A statistical method for estimating rates of soil development and ages of geologic deposits: A design for soil-chronosequence studies

   • P. Switzer
   • J. W. Harden
   • R. K. Mark

   Articles Pages: 49 - 61

5. Book review

   • W. E. Sharp
   • Michael Ed. Hohn
   • W. B. Hempkins

   BookReview Pages: 63 - 68

6. Eleventh William Christian Krumbein Medalist: John Clements Davis

   • Daniel F. Merriam

   Association Announcement Pages: 69 - 71