Sources

1) Source: Chancery: Inquisitions Ad Quod Damnum, Henry III to Richard III "Oliver de Carmynou to settle the reversion of the manors of . . . in Eglosros, and the advowson of the town (sic) of Eglosros, now held by Joan late the wife of Roger de Carmynou, on himself, Elizabeth his wife, and the heirs of [their bodies], with successive remainders in tail to John, Richard, and Mivan, brothers of the said Oliver, and to William de Walebreuwes and Joan his wife, and ultimate remainder to the right heirs of the said Oliver, the grantors retaining the manor of Tredenwas and others. Cornwall.". Reference: C 143/140/20 (Data from direct source)
2) Source: Arundell of Lanherne and Trerice "Agreement for assignment of dower. Oliver de Carmynou = (1). Lady Joan who was wife of Roger de Carmynou, knight = (2)... Seal [of (2)? Good, showing arms of Carminow (a bend, without the label of three) and of Dinham (five lozenges); 'Sig... Carminno']." Dated: 1309. Reference: AR/35/1 (Data from direct source)