2026-09-28T04:01:15+01:00https://marinefinds.org.uk/datalabs/terminology/object/format/jsonhttps://marinefinds.org.uk/datalabs/terminology/object/format/xmlhttps://marinefinds.org.uk/datalabs/terminology/object10389140158POST MILL ROUNDHOUSEYA circular or octagonal building at the base of a post mill to provide storage space and to give protection to the superstructure. The roundhouse is not attached to the mill itself. Some roundhouses were later converted for domestic purposes.1P