BOSTON (AP) _ Paul Dietrich, a founding partner of the architectural design firm Cambridge Seven, died June 2. He was 75.

Dietrich founded the Cambridge Seven in 1962, along with Peter Chermayeff, Alden Christie, Ivan Chermayeff, Terry Rankine, Lou Bakanowsky and Tom Geismar.

The firm's projects included the New England Aquarium, Charles Square in Cambridge, the Boston Children's Museum and the Basketball Hall of Fame in Springfield.

He graduated from the University of Nebraska and studied for three years at the Moholy Nagy Institute of Design in Chicago, which was founded on the fundamental Bauhaus design philosophy that ``form follows function.''

He earned a master's degree in architecture at the Harvard Graduate School of Design.

Henry Michel

NEW YORK (AP) _ Henry Ludwig Michel, former head of the firm that designed the original IRT subway in Manhattan, died of a heart attack on May 23. He was 76.

Michel was chairman emeritus and a former president of Parsons Brinckerhoff, a Manhattan construction and consulting firm. He retired in 1994 after almost 30 years with the company.

Michel oversaw the firm's work on more recent large-scale transportation projects, such as Atlanta's rapid transit system, the first Caracas Metro line in Venezuela and the transit system of Taipei, Taiwan.

He also helped develop the University of Baghdad, the Nigerian Parliament in Lagos, Tunis University and the World Health Organization headquarters in Geneva.

Michel was a native of Frankfurt am Main, Germany, and had a degree in civil engineering from Columbia University. He lectured at Massachusetts Institute of Technology, Columbia and other schools and was a recipient of Columbia's Alumni Federation Medal and the Egleston Medal for distinguished engineering achievement.

Nathaniel Rochester

NEWPORT, Vt. (AP) _ Nathaniel ``Nat'' Rochester, who helped design IBM's first scientific computer, the 701, and the company's first general-purpose computer, the 702, died Friday of Alzheimer's disease. He was 82.

Rochester graduated in electrical engineering from Massachusetts Institute of Technology in 1941. He worked on microwave circuits and radio frequency detectors for radar in the MIT radiation laboratory until 1943. He also managed the design and construction of radar sets for the U.S. Navy and the Royal Air Force.

In 1948, he joined the IBM team where he was in charge of the engineering of IBM's 700 series, which included scientific and general-purpose computers.

Rochester joined the IBM researcher laboratory in 1955, working on major national research projects for air defense, air traffic control and the development of the LISP programming language.

He was a fellow of the Institute of Electrical and Electronics Engineers.

Walter Rogers

NAPLES, Fla. (AP) _ Former U.S. Rep. Walter Rogers, an eight-term Texas Democrat who was in President Kennedy's motorcade when the president was assassinated in Dallas, died May 31 at a hospital in Naples. He was 92.

Rogers represented Texas' 18th Congressional District for eight terms, 1951-1966. He investigated the television quiz show scandals of the 1950s. In 1954, he dragged a colleague to safety when Puerto Rican nationalists opened fire on the House floor.

Rogers was born July 19, 1908, in Texarkana, Ark. He graduated from the University of Texas Law School and practiced law before his election to Congress.

Rogers is survived by his wife, six children, a brother, 12 grandchildren and three great-grandchildren.

Joseph Routh

IOWA CITY, Iowa (AP) _ Joseph Routh, a former University of Iowa biochemistry professor who played a lead role in the development of the pain reliever Bufferin and the antacid Rolaids, died Tuesday. He was 91.

In 1942, Routh became an assistant professor at the University of Iowa and was named a full professor in 1951. From 1959 to 1973, he was president of the American Board of Clinical Chemists.

Routh and other University of Iowa colleagues were instrumental in the development of Bufferin, according to John Donelson, head of the Iowa biochemistry department. Routh also researched a drug for the treatment of Parkinson's disease.