His death was the result of a ruptured aortic aneurysm , a complication from Marfan syndrome .
Gibbons died on December 29 , 1975 , aged 64 , at Sunbury Community Hospital in Sunbury , Pennsylvania .
Gibbons ' death was the result of a ruptured aortic aneurysm , a complication from Marfan syndrome .
Gibbons died on December 29 , 1975 , aged 64 , at Sunbury Community Hospital in Sunbury , Pennsylvania .