The following information is taken from census records for Philadelphia, PA in 1900, 1910 and 1920:
Deibler, Peter W.born 3-1838 married abt 1880 to Alice W. born 3-1853. Two children are Eva (or Edith) (born 10-1881) and Edwin C. (born 8-1887) In 1910, Peter is a widower living with daughter, who is now married to Charles Umholtz. Edwin is also living with them. In 1920, Peter is dead and Edwin is married to Elizabeth C. (33 years old). Their children are Edwin C (4 yrs), Phylis G. (3) and Robert W. (1).
Going back to Peter, there is a Peter W. in 1870 living in Berrysburg, married to Harrietta with 1 year old son Artie. Peter is 2 families away from John Wise Deibler. John has a brother named Peter. I believe they are brothers. They are sons of Daniel M. Deibler who is a son of Mathias M. Deibler. In 1900, 31 year old Arthur Deibler is living in Philadelphia too. Artie is married to May and has a son Roy.