EHMAN, Kenneth D.1, PONTI, Daniel J.
2, CLIFTON, H. Edward
3, EDWARDS, Brian D.
4, FLECK, Robert J.
4, HILLHOUSE, John W.
5, MAHAN, Shannon A.
6, MCDOUGALL, Kristin
7, POWELL II, Charles L.
2 and TINSLEY III, John C.
2, (1)Skyline Ridge, Inc, 1437 Firebird Way, Sunnyvale, CA 94087-3450, (2)U.S. Geol Survey, 345 Middlefield Rd, Menlo Park, CA 94025-3591, (3)1933 Fallen Leaf Ln, Los Altos, CA 94024-7208, (4)US Geol Survey, 345 Middlefield Rd, Menlo Park, CA 94025-3591, (5)US Geol Survey, 345 Middlefield Rd, Menlo Park, CA 94025-3561, (6)U.S. Geol Survey, P.O. Box 25046, MS 974, Denver Federal Center, Denver, CO 80225, (7)U.S. Geol Survey, 2255 N. Gemini Dr, Flagstaff, AZ 86001, KDEhman@aol.com, KDEhman@aol.com