2026-09-28T02:46:06+01:00https://marinefinds.org.uk/datalabs/terminology/object/format/jsonhttps://marinefinds.org.uk/datalabs/terminology/object/format/xmlhttps://marinefinds.org.uk/datalabs/terminology/object874593012PRISON TREADMILLYAn appliance for producing motion by the stepping of men on movable steps on a revolving cylinder. Used as a form of punishment in prisons.1P