Jeffrey C. Wynn, a humorous, curious, inventive, adventurous geophysicist with the U.S. Geological Survey has studied the Wabar Craters of Saudi Arabia with Gene Shoemaker {see planet  (2074)}, mapped the seafloor, analyzed mineral resources on land, studied aquifers and archaeological sites — and observed with the Shoemaker-Levy team. (M 36948) _ _.