ABC News (from The Associated Press, April 20) -- John C. Houbolt, an engineer whose contributions to the U.S. space program were vital to NASA’s successful moon landing in 1969, has died. He was 95. Houbolt died Tuesday at a nursing home in Scarborough, Maine, of complications from Parkinson’s disease. Houbolt grew up in Joliet, Ill., and earned degrees in civil engineering at the U. of I. Also: News-Gazette (Champaign-Urbana, Ill., April 21), The New York Times (April 27).