Medieval technology that its potential was fully achieved. Artesian well (1126) A thin rod with a hard iron cutting edge is placed in the bore hole and repeatedly struck with a hammer, underground water pressure forces the water up the hole without pumping. Artesian wells are named after the town of Artois in France, where the first one was drilled by Carthusian monks in 1126. Central heating through underfloor channels (9th century) In the early medieval Alpine upland, a simpler central heating system where heat travelled through underfloor channels from the furnace room replaced the Roman hypocaust at some places. In Reichenau
What a Pushkin, what a son of a bitch! year: What a Pushkin, what a son of a bitch! "What a Pushkin, what a son of a bitch!" (; sometimes separated by exclamation mark instead of comma) is a catchphrase and winged word from Alexander Pushkin's correspondence with one of his friends, poet Pyotr Vyazemsky. The phrase commonly expresses a joy after finishing one's work and appears particularly in several Russian literary works. In a letter dated circa November 7 or beginning of October, 1825 Pushkin, celebrating his finished drama "Boris Godunov" wrote to Vyazemsky: That was preceded by what Pushkin wrote to Vyazemsky on July 13 of the