What is a tilting batten?

What happenend to the Qin dynasty after his death of Qin Shihuangdi? What country was allied until Germany attacked? What does the Sherman Act of 1890 in the USA seek to prevent? Why were temples important to the Egyptian economy? The tang dynasty enemies were? Which empire builder established an infrastructure of roads bridges and lodgings to help control his empire? How much power is in a megaton bomb? Did the United Nations troops led by General Douglas MacArthur invade and dominate all of North Korea? What color eyes did Rosa Parks have? Where was Ra in the Weighing of the heart ceremony? What government agency was creasted to promote widespread support for the American war effort during world war 1? What year did Zheng He travels for china? What was the January 9 1954 draft lottery number? Who created a compromise at the constitutional cenvention that addressed the concerns of both small and large states about representation? What role did Confederate Colonel Nathan Bedford Forest have in Tennessee in 1862? Who are the minor characters in the battle of Jericho? Why were the conquistadors so successful in conquering native Americans? What kind of houses did the tobacco nation tribe live in? When did Thomas L. Jennings die? What does Brutus ask clitus dardanius and volumnius to do?