Kelsey Jordahl

@kajord

RT @aboutgeology: I'm a sucker for maps like this, in GSA Today (Bob Hildebrand remakes the N Am cordillera) http://www.geosociety.org/gsatoday/archive/25/11/pdf/i1052-5173-25-11-4.pdf https:…

10/28/2015, 3:44:14 PM

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