Sack hoist bollard and roof framing
Lever for moving sack hoist in/out of gear, post mill, Mountnessing
Sack hoist, post mill, Mountnessing
Sack hoist, post mill, Mountnessing
Brakewheel and sack hoist drive pulley on windshaft, post mill, Mountnessing
Brakewheel and sack hoist, post mill, Mountnessing