Clogher (klŏkh´ər), town (1991 pop. 8,500), Co. Tyrone, central Northern Ireland, on the Blackwater River. A religious center since St. Patrick's time, Clogher is the seat of a Protestant bishop; its cathedral was rebuilt in the 18th cent. and restored in 1956. The cathedral of the Roman Catholic bishop of Clogher is at Monaghan, Republic of Ireland.
"Clogher." The Columbia Encyclopedia, 6th ed.. . Encyclopedia.com. (April 18, 2018). http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/clogher
"Clogher." The Columbia Encyclopedia, 6th ed.. . Retrieved April 18, 2018 from Encyclopedia.com: http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/clogher