Jammy History on Instagram: "Let’s learn about letter locking. At its core, letter locking involves any method of folding up a letter to make it harder to access its contents. Some of these methods were quite complex, or require a special tool to create which is the case with the ‘spiral lock’ method. But others are quite easy to replicate, such as the ‘triangle fold’ method used by Francis Walsingham as the spymaster to Queen Elizabeth I. The purpose of this technique was to make it impossible

Verse & Sip on Instagram: "How to Fold a Letter like Queen Elizabeth I 👑 This technique is modelled after a letter from Queen Elizabeth I to to Sir Ralph Sadler with regards to the English captivity of Mary, Queen of Scots. Inspired by the following source: Authors: Jana Dambrogio and the Unlocking History Research Group. Title:”Elizabeth I to Sir Ralph Sadler: Triangle lock w/slit perpendicular to fore-edge, England (1584),” Letterlocking Instructional Videos. Unlocking History number 0015/Let

Cracking the Code of Letterlocking