Henry Albert Schowengerdt, 68, died September 29, in Bozeman, Mont., after drowning while on vacation.

Henry, also known as Hank to many, was born Jan. 30, 1930, in Kansas City, Mo., to Henry A. and Louise Starke Schowengerdt.Henry worked his entire 37-year career at Hercules Incorporated. He was president and CEO of Hercules Aerospace Division when he retired in April of 1989. Henry was a pioneer and leader in solid-fuel rocket research, development and production. These efforts resulted in industry standards that are followed to this day. He was a key figure in the development of rocket propulsion for all of the U.S. Navys strategic systems. He received many awards and honors for his work in the rocket industry and was highly respected by his co-workers and associates for his expertise and integrity. He graduated with honors from the University of Illinois in 1951 with a Bachelors of Science degree in electrical engineering and completed his Masters there in 1952.

In retirement, Henry loved traveling the country in his motorhome with his wife Shirley, being an active grandpa participating in his childrens and grandchildrens' activities, working at his computer and gardening.

He is survived by his wife, Shirley Irene Hinrichs Schowengerdt, Salt Lake City; brother, James W. Schowengerdt, Wilmington, Del.; one daughter, Sharon Holmer, Pocatello, Id.; three sons, Stephen, Ketchum, Id.; Gregg and John, both of Salt Lake City; nine grandchildren and one great-grandchild.

A memorial service will be held Saturday, 11 a.m. at Cottonwood Presbyterian Church, 1580 East Vine Street (6100 South) in Salt Lake City. Memorial contributions can be made to the National Parkinson Foundation Inc., 1501 NW 9 Ave., Bob Hope Road, Miami, FL 33136-1496.

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