Roman Catholic Diocese of Allegheny

St. Peter's Church in the present-day North Side of Pittsburgh served as the cathedral of the Diocese of Allegheny from 1876 until 1889.[1]

The Diocese of Allegheny (Latin: Dioecesis Alleghenensis) was a Latin Church diocese of the Catholic Church, in the state of Pennsylvania from 1876–1889. It is currently an episcopal titular see, known in Latin as Dioecesis Alleghenensis.

  1. ^ Lambing 1880, p. 120.