U.S. DEPARTMENT OF THE INTERIOR / U.S. GEOLOGICAL SURVEY U.S. GEOLOGICAL SURVEY DIGITAL DATA SERIES DDS-13 International Phase of Ocean Drilling Seismic Line 1 Demultiplexed Data Cape Hatteras to Mid-Atlantic Ridge CONTACTS For CD-ROM disc usage and help in accessing data contact: F.N. Zihlman, Physical Scientist U.S. Geological Survey P.O. Box 25046, Mail Stop 960 Denver Federal Center Denver, CO 80225 Ph. (303) 236-5741, FAX (303) 236-8822 D.J. Taylor, Geologist U.S. Geological Survey P.O. Box 25046, Mail Stop 960 Denver Federal Center Denver, CO 80225 Ph. (303) 236-5711, FAX (303) 236-8822 For technical information concerning the seismic data contact: W.F. Agena U.S. Geological Survey P.O. Box 25046, Mail Stop 960 Denver Federal Center Denver, CO 80225 Ph. (303) 236-5751, FAX (303) 236-8822 1 For technical information concerning the CD-ROM system contact: Carl Abston USGS CD-ROM Support Center P.O. Box 25046, Mail Stop 970 Denver Federal Center Denver, CO 80225 Ph. (303) 273-8627 2