[Geysers] Inquiry about UNNG-MGG-2 ("Sentinel's Vents") in The Geyser of Yellowstone

Barrett Southworth bsouthworth at cableone.net
Mon Aug 26 10:42:14 PDT 2013

     Have there really only been two recorded episodes of it? I 
witnessed 15 eruptions of them on the 25th, Will Boekel also witness one 
or two, he has some shots of them, and i think i do as well.

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