Diocese (Wikipedia)
In church governance, a diocese or bishopric is the ecclesiastical district under the jurisdiction of a bishop.- Gottfried Silbermann (Wikipedia)
Gottfried Silbermann (January 14, 1683 – August 4, 1753) was a German builder of keyboard instruments. He built harpsichords, clavichords, organs, and fortepianos; his modern reputation rests mainly on the latter two.