Added 3 days ago | 00:04:22 | 87 views
Yo el Rey, 18 June 1732. A model of a letterlocked ceremonial letter from the King of Spain to the Duke of Sora, June 18, 1732. The original manuscript is housed in the Boncompagni Ludovisi Family Archive in Rome, Italy. Letterlocking ...
Added 3 days ago | 00:00:39 | 69 views
This is the first letterlocking video showing one of the many letterlocking formats found in the Fondo Veneto Sezione II Record Group, Vatican Secret Archives. The video demonstrates how the triangle-shaped paper (cut from the actual let...
Added 27 days ago | 00:02:56 | 838 views
Artichoke Juice, Invisible Ink--a Witchcraft Potion? In September 1656, a female spy based in England wrote to her brother, who was living under exile in Antwerp. She feared their letters were being intercepted, broken into and sealed up...
Added 27 days ago | 00:07:18 | 351 views
By her correspondent’s panic reaction at having lost her letter with the formula for “invisable [sic] ink”, one can safely assume that one female spy had recommended a more sophisticated potion, not plain lemon juice, for secret messages...
Added 27 days ago | 00:06:10 | 1112 views
Giambattista della Porta's "Magiae Naturalis" (1558; 1644 ed. Book 16-Chapter IV) and Thomas Lupton’s “A Thousand Notable Things” (1579) give a step by step description how to secrete letters in eggs: "To put a Shedule, or lytle wrytin...
Added 1 month ago | 00:00:34 | 360 views
Prisoner of war Dino Belardinelli letter to his mother in Italy.Similar to the WWII Russian soldier triangle letterlocking format, this stationery used by WWII POW's allowed for privacy but not for an enclosure secured with an adhesive. ...
Added 1 month ago | 00:02:01 | 527 views
Watch our MITemp Lucy Brown demonstrate how to make this quick, easy, and inexpensive book cradle with one Tyvek™ envelope and some recycled air pillows. Book cradles are a type of support that help to reduce stress on the spine of a bo...
Added 3 months ago | 00:21:06 | 519 views
Reengineering broken book spines working group presents this first of many instructional videos that demonstrate the variations of this innovative book conservation treatment. WHO IS INVOLVED AND WHY: Jana Dambrogio, Thomas F. Peterson (...
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