At visitation of Crossraguel by abbot of Paisley a letter dated on Monday, feast of St Ninian 1370 was read out. The letter contained two seals, one with an image of St Mary and her son.

{. . .} Datum sub sigillo nostro apud monasterium nostrum de Passelet die lune in festo Sancti Niniani anno Domini M^oCCC^olxx^o. Que littera fuit sigillata duobus sigillis oblongis de cera alba {. . .} In secundo sigillo sculpta fuit ymago beate Marie filium ejus in manu sua tenentis, in cujus circumferentia scriptum fuit SIGILLUM ABBATIS MONASTERII DE CROSRAGMOL. {. . .}