The coat of arms of Richard Phelan, Bishop of the Roman Catholic Diocese of Pittsburgh from 1889 to 1904.
I used the following images to create this image:

20x20px Bishop galero with fiocchi.svg by Alekjds (talk · contribs)
20x20px Roman Catholic Diocese of Pittsburgh.svg by Alekjds (talk · contribs)
20x20px Héraldique meuble Couronne épines.svg by Bruno Vallette (talk · contribs)
Own work
Alekjds