| Date: | 1973-04-27 |
| Time: | 1911 |
| Geyser: | Bear Den |
| Webcam: | No |
| Initial: | No |
| Major/Minor: | N/A |
| Duration: | |
| Time Entered: | 2017-09-08 07:41:33 |
| Time Uploaded: | 2017-10-02 14:28:44 |
| Entrant: | research-mab |
| Observer: | 1973 log R.Hutchinson |
| Submitted to: | |
| Comments: | only 3 bursts. It appears that in addition to the shorter durations and less height the rock in front of Bear Den Geyser’s vent is forcing some of the heat and water circulation over into the plumbing of Ebony Geyser |