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2021
Journal article
The Spiral-Locked Letters of Elizabeth I and Mary, Queen of Scots
This article presents evidence about the use of the ‘spiral lock’, a highly secure letterlocking mechanism used by Elizabeth I, Mary, Queen of Scots, and other letter-writers in early modern Europe, to secure their correspondence shut. After explaining the concept of letterlocking, a centuries-old communication security technique, we demonstrate how...Dambrogio, Jana ; Smith, Daniel Starza ; Pellecchia, Jennifer ; Wiggins, Alison ; Clarke, Andrea …