RITTERSDORF Ronald Ron C. Rittersdorf age 76 of Ada passed away after a brief illness with cancer May 19 2010. He is survived by his wife of 54 years Jackie; daughters Kimberley (Clay) Greenwald Julie (Vince) Myers Susan (Robert) Krenselewski; grandchildren Marni and Tegan Greenwald; brothers Robert (Ruby) Rittersdorf James (Betty) Rittersdorf; sisters-in-law Sophie Rittersdorf Florence Rittersdorf Alice Meyer. Mass of Christian Burial will be Saturday at St. Patrick Catholic Church 4351 Parnell Ave. NE Ada with Rev. Mark Peacock presiding. Interment St. Patrick Cemetery. Vigil service 8 PM Friday. Visitation will be 2-4 & 7-9PM. In lieu of flowers memorial contributions may be made to Spectrum Hospice.