 The hamlet of Bigogno, which is part of Agra, is first mentioned in 1270 in an inventory of the lands of the monastery of S. Abbondio in Como in the Valle di Lugano.The inventory of Como Cathedral (1298) mentions their allodial titles and episcopal loans in Agra as well as possessions of the Disentis Abbey.The same document also mentions the church of S. Tommaso in Agra.