Abstract
In November 1987, when a machine dug a pipeline ditch, in an industrial area of the municipality of Alcalá de Henares, the presence of mosaic fragments and loose tessera was observed among the removed soil.
In November 1987, when a machine dug a pipeline ditch, in an industrial area of the municipality of Alcalá de Henares, the presence of mosaic fragments and loose tessera was observed among the removed soil.