WWII silk lingerie set made from an escape map.
https://s3-us-west-1.amazonaws.com/h...e_fullsize.jpg
More:
https://underpinningsmuseum.com/muse...s-mountbatten/
Previously:
https://www.homemadetools.net/forum/...416#post185428
https://www.homemadetools.net/forum/...369#post142443
https://www.homemadetools.net/forum/...904#post171506