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
History of the French in Baltimore later moved to Emmitsburg and established the Sisters of Charity, the first American congregation for nuns. In the 1960s Seton's home was restored to its original appearance through the efforts of a committee, which continues to operate the home as a museum. The seminary was demolished during the mid-1970s, During the time of the French Revolution, there was a slave revolt on the French colony of Saint-Domingue, in what is now Haiti. Many white French Catholic and French-speaking Black Catholic refugees from San Domingo left for Baltimore. In total, 1,500 Franco-Haitians fled the island. Along with the Sulpician Fathers, these