Sitting in a graveyard in Tipper, County Kildare, is a baptismal font that raises more questions than it answers. Cut from granite and shaped into a gently tapering octagon, it is a modest object at first glance, roughly seventy centimetres at its longest point across the top and less than half a metre tall. But two details give it away as something more considered than a simple stone basin: a hole drilled cleanly through the centre of the base, and a set of mortices cut into one of the shorter upper edges, the kind of recesses designed to receive the pins of a hinged lid.

The hole at the base is consistent with fonts intended for affusion baptism, where water was poured over the candidate rather than full immersion used, and needed to drain away after the rite. The mortices for a lid are a reminder that fonts were once treated as secure vessels. From the medieval period onwards, church law across much of western Christendom required fonts to be locked, partly to prevent the theft of consecrated water, which was believed to have uses in folk magic and other unofficial rites. A hinged lid, fastened or padlocked, was the standard solution. That this font retains physical evidence of such a fitting, even without the lid itself surviving, anchors it in a long and occasionally anxious history of ecclesiastical anxiety about what water blessed for one purpose might be turned to for another. The font is recorded in association with McCabe's 1996 study of the area, which places it within the broader context of Kildare's early ecclesiastical landscape.