Dear all, I am unable to find the article "COMPRESSION OF X-RAY IMAGES" by J. P. Abrahams. Joint CCP4 and ESF-EACBM Newsletter on protein crystallography, no. 28 (May 1993), 3-4. This issue is not available from http://www.ccp4.ac.uk/newsletters.php Does anyone have an electronic version of this article, or even of any newsletters before issue 30? thanks, Kay -- Kay Diederichs http://strucbio.biologie.uni-konstanz.de email: [log in to unmask] Tel +49 7531 88 4049 Fax 3183 Fachbereich Biologie, Universität Konstanz, Box M647, D-78457 Konstanz This e-mail is digitally signed. If your e-mail client does not have the necessary capabilities, just ignore the attached signature "smime.p7s".