Before envelopes, sensitive message were “letter locked” by clever folding and wax sealing.
Fascinating!
economist.com/science-and-te… https://t.co/EoLt4x64zY
RT @BJMbraun: How to be an effective political economist: Laser focus on the neuralgic points of the state-market nexus, follow
May 18, 2023
RT @BJMbraun: How to be an effective political economist: Laser focus on the neuralgic points of the state-market nexus, follow the money,…