Letter Locks
Atlas Obscura looks into the world of letter locks, twists, folds and tears that kept letters secure before envelopes. It’s pretty cool. You should click through and see for yourself. (Thanks, Polly!)
“Lunar Mountains & Divine Spheres: 1,000 Years of Illustrating Outer Space”
Hyperallergic has a gallery of astronomical and cosmological illustrations from photographer Michael Benson’s books, Cosmographics: Picturing Space Through Time. (Thanks, Stephanie!)
Monsters of the Fifteenth Century
A gallery of colorful monsters from a Fifteenth Century book of hours.
Disney Princesses in Period Dress
Illustrator Claire Hummel reinterprets Disney princess costumes to make them more historically accurate. (via The Bookshelves of Lesser Doom)
The Cultural Gutter 