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LicenseMaskelyne's Penny-in-the-Slot lock
Science Museum Group
© The Board of Trustees of the Science Museum
Maskelyne's Penny-in-the-Slot lock
Details
- Category:
- Locks & Fastenings
- Object Number:
- 1918-244
- Materials:
- brass (copper, zinc alloy)
- type:
- locks (securing devices)
- credit:
- Mr. P.A. Newton (of Newton & Son).
