Services were held privately with immediate family. He was buried in Port Hudson National Cemetery in Zachary, La.
Donations can be directed to the Peplin Veterans of Foreign Wars Post 8280, 3332 State Hwy 153 East, Mosinee, WI 54455, where he was a life member.
Mr. Prutz was born Oct. 13, 1924, in Plover, a son of the late Basil Pruc and Anastasia Pruc.
He served in the U.S. Navy during World War II. At times his ship cleared stray mines that approached the fleet, and he was an active part of Operation Crossroads; the atomic bomb testing at Bikini Atoll Islands in July 1946. As an engineer onboard the USS Takelma tug, he helped tow the target ships to site and ferried the scientists to and from to set instruments. He was witness to the fourth and fifth atomic bombs detonated during Operation Crossroads.
He was married to Bernice Wojciuk on Nov. 24, 1949, in Milwaukee.
They farmed in Moon in Marathon County for many decades and he also made use of his Navy skills as he worked as a machinist for more than 30 years for Marathon Electric in Wausau.
He was an accomplished concertina player and attended festivals in Wisconsin until his retirement 26 years ago when he attended similar festivals in Louisiana.
Survivors include four sons, Stanley (Joellen), Baton Rouge, La., Michael (Eva Seraphin), California, Robert, Houston, Texas, and William (Lori), Kronenwetter; nine grandchildren; and two great-grandchildren.
He was also preceded in death by one son, Joseph; two brothers, John and Bernard; and four sisters, Anna, Helen, Barbara and Angeline.