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| | John W. Holt |
 | | Jack Holt is using airborne gravity and magnetics in conjunction with subglacial topography from radar sounding to delineate crustal boundaries and characterize active tectonics in the Amundsen Sea Embayment of West Antarctica. |
 | | Holt, J.W., E.W. Holt, and J.M. Stock, An age constraint on Gulf of California rigting from the Boleo Copper District, Baja California Sur, Mexico, GSA Bulletin, v.112(4), pp. |
 | | Holt, J.W., J.L. Kirschvink, The upper Olduvai reversal from Death valley, California: A fold test of transitional directions, Earth and Planetary Science Letters, 133. |
| www.ig.utexas.edu /people/staff/jack (537 words) |
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