Nikolaus E. Wolff, a retired chemist, died peacefully at home in Norwich, Vt., Aug. 16, 2007. He was 86 and the cause was cancer.

Born in Germany, Wolff earned the equivalent of a bachelor’s in chemistry, came to the United States in 1948, and by 1952 earned a master’s and Ph.D. in chemistry at Princeton. He then joined DuPont as a chemist doing research and development work. After six years, he came to RCA Labora-tories in Princeton, working nine years on projects involving electronics and electro-photography. He then went to Xerox for eight years, working on the development of photocopiers. He held or co-held eight patents.

In 1976, Wolff became an independent technical consultant, and then moved to the upper Connecticut River Valley.

He is survived by his wife, Mary; a son, Alexander ’79; two daughters, Stephanie and Katherine ’85; and five grandchildren.

Graduate Class of 1952