How much did a clock cost in the 1600s?

Why were windmills important in the great plains? What bodies of water where entirely surrounded by the mongol empire? When was Clever bot made? What is sloanism? Why did the roman empire expand? What time did school start in the 1500s? How did Caracalla the Roman Emperor die? What effect do war migration and trade have on cultural diffusion? Which roman law inspired current human right laws? What event was the most significant in damaging the strength of the Byzantine Empire during the Crusades? What is a historical mindset? Which decade had the most Cold War conflicts in Europe? What is a solidus? Who founded kohls? What did the thirteen colonies use to trade with the west indies for enslaved Africans? What political system developed by the Romans had the biggest effect on western political thought? What were the daughters roles and responsibilities in a roman household? Who were the first 11 countries to begin using the euro? Who were later descendants of mongols in subcontinent? What is the name of the region hadrains wall was built in?