glassin

At the Reformation in 1560, the cathedral suffered the common fate of most of such structures, although Argyll and Ruthven, in requiring the lairds of Airntully and Kinvaid "to purge the kirk of all kinds of monuments of idolatry," requested them also "to tak good heid that neither the desks, windocks, nor doors be onyways hurt or broken, either glassin work or iron work."

Scottish Cathedrals and Abbeys Herbert Story

Spy-glassin 'may do out on the lake, if a body has only the tools to do it with; but here, in the openin's, nature's eyes is about as good as them a body buys in the stores. "

Oak Openings James Fenimore Cooper 1820