William de Clinton - Pedigree | FamilyCentral
 Abt 1304 - 25 Aug 1354
 Abt 1258 - Bef 1313
 Abt 1270 - Aft 1 Mar 1321
 Abt 1173 - 7 Mar 1225/26
 Abt 1191 - 24 Aug 1261
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