Lost Recipe for Medieval Blue Ink Found

Chinese porcelain: decoration

Medieval Students' Society-Alumni/ae (WLU)

Researchers Follow a 15th-Century Recipe to Recreate Medieval Blue Ink – Brewminate: A Bold Blend of News and Ideas

Researchers Follow a 15th-Century Recipe to Recreate Medieval Blue Ink – Brewminate: A Bold Blend of News and Ideas

Voynich Manuscript Has Been Stumping Cryptologists for Decades

Mediev-l Facebook

Medieval Students' Society-Alumni/ae (WLU)

FT–IR spectra of papyrus (A) with lignin (red) and without lignin

nickyskye meanderings: June 2020

Kevin Peckham Art