Looking for death certif. on Peter Dittman 4-21-10

Hi, I am looking for the death certificate of Peter Dittman.He was born 1818 hess germany. He first married Elizabeth Rodenhauser and then married Alvina Czischkey and they had 12 children. I have names and dates for all the children if anyone is interested. I know Peter and Alvina are buried in Toledo,Ohio in Forest cemetary but I can't find his death certificate.If anyone could help I would appriciate it and can provide any info you want. thanks