Added 4 days ago | 00:02:31 | 107 views
A letter from Marie Antoinette, Queen of France, to Cardinal Ignazio Boncompagni Ludovisi, Rome, Italy. 1782. The "Removable Paper Lock" format was used as ceremonial-type correspondence was used by French Kings (Louis XIV, Louis X,...
Added 1 month ago | 00:00:13 | 360 views
This small pocket-sized device shows the alphabet as it’s signaled using semaphore flags. Turn the dial, and look in the window by the sailor’s right foot to see the letter he’s signaling. (Turn the disk around, and you’ll see what the f...
Added 6 months ago | 00:00:22 | 3217 views
This letterlocking format was used exclusively by Russian Soldiers during World War II. Sealing the letter shut was forbidden. The format could be easily identified, opened by censors and reviewed, refolded and send forward to the intend...
- Architecture & Planning
- Diversity & Inclusion
- Finance & Economics
- Global Awareness & Action
- How To
- Humanities, Arts and Social Sciences
- International Affairs
- Just for Fun/Humor
- Life at MIT
- MIT Alum
- National Security
- Public Policy
- Videoblogging or Autobiographical