Somewhere beneath the ground at Rathcoffey in County Kildare, the routine business of putting up a telecommunications mast opened an unexpected window into medieval life. The excavation covered just 44 square metres, a modest footprint by any measure, yet what came out of it quietly complicated the ordinary landscape above.

When archaeologist E. Stafford investigated the site in 2004, two features emerged from that small trench. One was a metalled stone surface, a laid or compacted layer of stone used to create a firm, workable ground surface, of the kind associated with yards, paths, or working areas around a habitation. The other was a section of a small ditch, 1.5 metres wide and just under a metre deep. It is the ditch that carries the most precise information: its fill contained pottery sherds dating from the 13th to the 15th century. That three-hundred-year span places the activity here firmly in the later medieval period, when the Anglo-Norman settlement of Kildare was reshaping landholding, agriculture, and everyday material culture across the county. Pottery of this period was not produced locally in great quantities in Ireland, and its presence at a site like this suggests a household connected, however modestly, to wider trade and exchange networks.