Refraction and resistivity Field Days (9/10/02 at the NOAA field site in Erie, CO)
Eric working on the geophones
Danny multitasking
The Champ in action
A very tense scene
a Scribe's work is never done
the Grad's resistivity mascot
the grads
The grads again
Jeff working hard
Tom ponders about what that funny metal thing in his hand is.
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