A Seymour Cray Perspective - Slides from a technical presentation given by Gordon Bell of Microsoft Research. Cray User Group - An independent, international consortium of organizations that own or use Cray or SGI computer systems. Includes membership details, announcements, conference details, and working group information. ExCray.com - Resource for alumni of Cray Research. Includes a database of members, free e-mail addresses, news, and a bulletin board. CRAY-1 Hardware Reference Manual - The first 3 chapters of the CRAY RESEARCH CRAY-1 Hardware Reference Manual 2240004, Revision C. Cray Inc. - Official site for the supercomputers company. Includes details of products, job opportunities, and investor information. Cray-Cyber - Free interactive access to historical supercomputers such as a Cray Y-MP EL running UNICOS or a Cyber 960 running NOS.