Registration limited pursuant to the decree of United States v. Western Electric Co., 569 F. Supp. 1057, 1081-82 (D.D.C. July 8, 1983) and United States v. Western Electric Co., Civil Action No. 82-0192, 1984 U.S. Dist. LEXIS 19733, *20-24 and n. 27 (D.D.C. Feb. 6, 1984). Concurrent registration with : American Information Technologies Corporation, 30 South Wacker Drive, Chicago, IL 60606; Bell Atlantic Corporation, 1310 North Courthouse Road, Arlington, VA 22201; Bell South Corporation, 1155 Peachtree Street, N.E. Atlanta GA, 30367; Nynex Corporation, 1113 Westchester Avenue, White Plains, NY 10604; Pacific Telesis Group, 130 Kearny Street, San Francisco, CA 94108; The Southern New England Telephone Company, 227 Church Street, New Haven, CT 06506; Southwestern Bell Corporation, One Bell Center, St. Louis, MO 63101; U S West, Inc., 6200 South Quebec Road, Englewood, CO 80111; and AT&T Knowledge Ventures, L.P., 6500 Riverplace Blvd, Austin, TX 78730.