N-1-2-075.05 Internet Digest by Philip H. Enslow, Jr.*, Computer Networks and ISDN Systems Recent items of interest. (CN/ISDN is published by Elsevier Science Publishers, Amsterdam) "Special Issue on 2nd Joint European Networking Conference," Vol. 23, Nos. 1-3. "Special Issue on Formal Description Technique," S. Vuong, editor, Vol. 23, No. 5. "Special Issue on High Speed Local and Metropolitan Area Networks," G. Pujolle and O. Spaniol, editors, Vol. 24, No. 2. "Special Issue on IFIP WG6.1 Protocol Specification Testing and Verification Symposium, 1990," H. Ural, L. Logrippo, and B. Probert, editors, Vol. 24, No. 3. "Special Issue on ATM," H. Rudin, editor, Vol. 14, No. 5. "Special Issue on Formal Description Techniques," S. Chanson, K. Turner, H. Rudin, and S. Vuong, editors, Vol. 25, No.1. Of special note is that CN/ISDN is expanding by 50% in 1993. Starting with Vol. 25 (1993), which will appear in August, the journal will be published in 12 issues per year with a target of 1,200 pages. Also, personal subscriptions at 25% of institutional price will be available. * Professor, College of Computing, Georgia Institute of Technology, Atlanta, GA, USA