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
The Monks of Malabar Malabar. Boolboom has fled from France to India to escape the vixenish temper of Anita Tivoli to whom he was engaged to be married. As the story opens, Boolboom has prospered as a merchant in ivory and is about to wed a native woman Tata-Lilli ("Hail the Groom, Hail the Bride"). Cocodilla enters and speaks about a wife's obligation to her husband ("Where He Goes, We Go Too"). Boolboom and the monks of Malabar confirm the customs ("The Monks of Malabar"), although Boolboom is not beyond flirting with Daru ("The Dear Little French Grisette"). Anita then puts in a very