Letterlocking : the hidden history of the letter /

The history and material culture of letterlocking, a forgotten document security practice that fell out of use with the invention of gummed envelopes.

Bibliographic Details

Main Authors:	Dambrogio, Jana (Author), Smith, Daniel Starza (Author)
Format:	Book
Language:	English
Published:	Cambridge, Massachusetts : MIT Press, [2025].
Subjects:	Envelopes (Stationery) > History. Mail preparation > History. Postal service > History.