Marlborough- Francis "Frank" X. Bolt, 91, of Marlborough died Thursday March 20, 2014 at Marlborough Hills Healthcare Center. He was the husband of the late Mildred C. (Costello) Bolt who died in 2003. He was born in Cambridge, raised in Somerville and moved to Marlborough in 1959. He was the son of the late Thomas J. and M. Susanna (Stamp) Bolt and was a 1940 graduate of Somerville High School and later graduated from Northeastern University with a degree in Mechanical Engineering. Francis was a US Army veteran of World War II having served in England, France, Belgium, Germany and Austria. He was a survivor of D-Day and fought in the Battle of the Bulge receiving five battle stars. Following an honorable discharge he went back to work as a designer of defensive weapons for Watertown Arsenal Material & Mechanical Research Center for the Department of the Army for 35 years retiring in 1979.  Frank was a member of Immaculate Conception Church, Holy Name Society and was a former member of Immaculate Conception's School Board Advisory Council,  a member and past commander of  Disabled American Veterans Salvadore Padula Chapter # 82 , a former past president of the Marlborough Veterans Council, a member of Akroyd Houde VFW Post  # 132 , AmVets Post # 1980. He devoted his life to his family and helping disabled veterans in any way he could. He leaves five daughters, Christine H. Pratt of Medway, Janice B. Clark of Boylston, Marcia M. Kos of Grafton, Denise M. Sylvester of New Hampshire and Elaine Densen of Framingham; three sons Richard F. Bolt of Marlborough, Paul X. Bolt of Grand Blanc, MI and Keith S. Bolt of Grafton; a brother Lawrence G. Bolt of Somerville; twelve grandchildren; six great grandchildren; many nephews and nieces. He was pre-deceased by three brothers, Thomas, William and James, and three sisters, Mary, Catherine and Anna.

A Mass of Christian Burial will be celebrated Tuesday March 25 at 11:00 a.m. in Immaculate Conception Church, Prospect Street.  Burial with military honors will follow in Evergreen Cemetery, Wilson Street. Calling hours will be held Monday March 24 from 5-8 p.m. in the Fitzgerald & Collins Funeral Home ( www.CollinsFuneral.com ), 378 Lincoln Street. In lieu of flowers donations may be made in his memory to DAV Salvadore Padula Chapter # 82, PO Box 229, Marlborough, MA 01752.  All are invited to sign Frank's online guestbook at www.CollinsFuneral.com .