Looking for burial location and exact dates of death for Robert, Alice, and Edward Joseph Bitler.

Robert was born Abt 1855 in Schuylkill Co, PA, son of Joseph & Isabella (Reber) Bitler. Last residence was in East Pittsburgh and death was between 1910 and 1917.

Alice was born about Abt. 1863 and was still living with her son in 1920 in East Pittsburgh.

Edward Joseph was born 1 Nov 1892 in Duquense, PA. Last known living in East Pittsburg in 1920.

Any assistance on this family greatly appreciated.

Glenn