" Arial; of Ortonville, formerly of Dearborn. " Arial; "Died May 21, 2012. " Arial; "She was 89. " Arial; "Born December 5, 1922 in Canyon Falls, Kentucky to the late Clint and Maxie (nee: Creech) Coomer. " Arial; "Dorothy is survived by four nieces, Peggy (Dennis) Hoffman, Joyce (Jim) Vance, Barbara Brown and Yvonne Coomer; one nephew, David (Linda) Coomer; also survived by many nieces and nephews out of the area; she was preceded in death by her loving husband, William Costello; two nephews, Tom (Ellie) Coomer and Jim Coomer. " Arial; "Dorothy retired from GM. " Arial; "She started with Ford Motor and was one of the original Rosie the Riveters. " Arial;