Former workshop at former House of Correction, now a store. Possibly part of the additions of 1817. Brick with stone dressings and slate roof with the remains of a central ventilator. 3 storeys; 5 window range. On either side, 5 square openings with lintels. Above, 5 semicircular windows. All have iron glazing bar lights. Below, south east side has a C20 lean-to shed. North west side has 5 square windows. North east gable has a central loading door flanked by single larger altered windows, all with plain lintels. Above, a hoist beam. Below, 2 C20 doors. Ivy clad south west gable has a glazing bar sash to right and above, a central 2-light casement. Below, 2 glazing bar sashes. (Buildings of England: E Williamson: Nottinghamshire: Harmondsworth: 1979-: 333). (NCC/js)