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 do a Spiral Lock based on the final letter of Mary, Queen of Scots gbsct #letters #snailmail #mail #maryqueenofscots #spirallock #letterlocking"

Verse & Sip on Instagram: "Queen Elizabeth I’s triangle letter to François, Duc d’Alencon #letterlocking #queenelizabeth #letters Source: Authors: Jana Dambrogio and Daniel Starza Smith. “Queen Elizabeth’s Triangle-shaped letterpacket to François, Duc d’Alencon, England (c. 1583),” Letterlocking Instructional Videos. Unlocking History number 0137/Letterlocking Unique Video number: 137. Date filmed: November 2017. Duration: 5:14. Date posted: November 2017. Video URL: https://www.youtube.com/watc