4 June 1783. A hot-air balloon was demonstrated by the French brothers Joseph & Jacques Montgolfier. https://t.co/CNJCuNio1c
RT @BJMbraun: How to be an effective political economist: Laser focus on the neuralgic points of the state-market nexus, follow
RT @BJMbraun: How to be an effective political economist: Laser focus on the neuralgic points of the state-market nexus, follow the money,…