Rationalizing. . .
| Geyser: | Steamboat |
| Date/Time: | 1964-05-17 @ 1525 |
| Entrant: | research-mab |
| Observer: | 1964 Norris log |
| Time Entered: | 2023-12-18 16:04:03 |
| Time Uploaded: | 2023-12-18 16:04:03 |
| Submitted to: | Geysertimes.org |
| Note: | 05/17/1964 - 3:25pm AI 30.7sec AD 12.6 sec. West vent rather inactive – only one squirt seen during hour observation. = major eruption 11:15 PM |