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Jeffrey Johnston
Houston, Texas, United States
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Sept. 29, 2022, 4:45 a.m. PDT
Ultra-High Temperature Seismic Tool
joined team
Sept. 29, 2022, 6:22 a.m. PDT
Geothermal Geophone Prize
registered for challenge
Oct. 11, 2020, 7:43 p.m. PDT
Ocean Observing Prize
registered for challenge
June 16, 2020, 6:09 p.m. PDT
Geothermal Manufacturing Prize
registered for challenge
