There is provided a thin-sheet glass substrate laminate which is approximately 100% impermeable to gas or vapor and has a high transparency and a thin thickness, and a method of manufacturing the same. A support is temporarily attached to one surface of a glass substrate after forming a pattern P on the one surface, the glass substrate is thinned by etching another surface of the glass substrate, a film base is temporarily attached to the etched another surface, the temporarily attached support is peeled off from the one surface of the glass substrate, the one surface from which the support is peeled off is laminated to a surface of a cover glass, and the temporarily attached film base is peeled off from the another surface.