Thinking. . .
| Geyser: | Cistern Spring |
| Date/Time: | 1987-03-15 @ 1200 |
| Entrant: | research-mab |
| Observer: | M Keller Spring 1987 report |
| Time Entered: | 2023-12-27 08:47:46 |
| Time Uploaded: | 2023-12-27 08:47:46 |
| Submitted to: | Geysertimes.org |
| Note: | March 15, 1987 - no time noted - Cistern Spring– no apparent winter change. |