| INTRODUCTION |
 | General Instructions |
| Statement of the Problem |
| The Print Shop |
| DATA ACQUISITION |
| Geography |
| Geologic Materials  |
| Quantitative Mineralogy of the Geologic Materials |
| Resistance Properties of the Materials |
|
| DATA ACQUISITION, CONTINUED |
| Creating an Erosion-Resistance Index |
| Geologic Maps |
| HYPOTHESES |
| Geologic Hypotheses of Landform Origin |
| Testing Hypotheses |
| CONCLUSIONS |
| Geologists' Conclusions |
|
