Mark De Lemos (Sept 4 1957 – September 6 1989)  a native of Palo Alto, died Wednesday at Hutchinson Cancer Center in Seattle.  He was 32.  Mr. De Lemos, a resident of Oakland, attended Gunn High School in Palo Alto, Massachusetts Institute of Technology and the University of California at Berkeley.  He worked for Onsite Systems in Berkeley. He was a member of Phi Beta Kappa and the Royal Scottish Country Dance Society.  Survivors include his parents, Don and Virginia De Lemos of Palo Alto; and his sister, Suzanne Davidson of Colorado. (From the Peninsula Times Tribune September 8, 1989)