Richard Jacques    Gagnon, 71     WATERBORO - Richard Jacques Gagnon, 71, of Waterboro, died Monday Dec. 12, 2005 at Maine Medical Center in Portland after a long illness.      He was born on Jan. 5, 1934 in Salmon Falls (Rollinsford) N.H., the son of Joseph T. and Andrena Garneau Gagnon. He graduated from Sanford High School in 1952. Mr. Gagnon married Lillian Mauzerolle in 1955.     In the same year they moved from Sanford to South Waterboro where Richard and his father established an American Motors auto dealership which he operated until he retired in 1980. He was a hard working dedicated man who instilled these values in his family.     He is survived by a daughter, Brenda Ridley and her husband William of Oakland; three sons, Stephen and his wife Katherine of Saco, Brian and his wife Tina of South Waterboro, and Lt. Colonel Craig of Arlington, Va.; a sister, Helene Cordova of San Diego, Calif.; a brother, John and his wife Sandra of Lyman; eight grandchildren; and several nieces and nephews.     A funeral mass will be celebrated at 10 a.m. on Saturday, Dec. 17, at Holy Family Church located on North Avenue in Sanford. A period of visitation will be held on Friday, Dec. 16, from 2-4 and 7-9 p.m. at Carll-Heald & Black Funeral Home located at 580 Main St., in Springvale. Burial will take place in the spring at St. Ignatius Cemetery in Sanford.     To leave a message of condolence online, please visit:    www.blackfuneralhomes.com     Richard Jacques    Gagnon