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- A screw crease is an adjustable double crease - the screw is used to adjust the distances between the two crease blades. The user can then make two parallel lines in leather of a specific distance apart. This screw crease was used at Hollins Farm, in Silverdale, Lancashire.
- Physical description1 screw crease: wood; metal (steel)
- Archival historyMERL ‘Associated information’ form – 'From Hollins Farm, Silverdale, Lancashire. // a 'Screw Crease'.'