Gerald H. Johnson
Williamsburg, VA
Activity
2003
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BRACKISH-WATER ENVIRONMENTS IN THE UPPER YORKTOWN FORMATION, VIRGINIA
24 Paleontology (Posters)Friday, 14 March 20031:00 PM - 5:00 PM
2001
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STRUCTURE AND COMPOSITION OF THE SOUTHWESTERN MARGIN OF THE BURIED CHESAPEAKE BAY IMPACT STRUCTURE, VIRGINIA
84 Stratigraphy I: Impacts and ExtinctionsTuesday, 6 November 20011:30 PM - 5:30 PM