| Agcy. that supports research in economics and geology |
| Geology class periods [subscribe to the best indie xwords today at avxwords.com] |
| A billion years, in geology |
| You might have heard about how it gets expelled in geology class |
| Chapters in geology |
| Relaxation 101," possibly |
| Geology 101, dismissively |
| Angle, in geology |
| 1101, Roman-style |
| Public Speaking 101, e.g. |
| 1101, in Roman numerals |
| Like 101, to 102? |
| 1101, to Romans |
| Basket Weaving 101, say |
| 101, in course names |
| U.S. 101, for one |
| Chapter in a geology textbook, perhaps |
| 1,101, to Cato |
| 1101, to Brutus |
| Cheese Appreciation 101, say |
| Longest division of time, in geology |
| Geology pioneer Sir Charles ___ |
| Two or more eras, in geology |
| Flakes in geology class |
| Time span in a geology book |
| 3101, long ago |
| Here in Zoology 101, I try to get my students to ___ |
| Kind of geology |
| Ridge, in geology: Var. |
| 101, in a course name |