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Most schools in Manhattan have joined the KSU Robot League . " " Carnegie Mellon University 's National Robotics Engineering Consortium will build and test a prototype of a robotic , unmanned , ground combat vehicle for the Defense Advanced Research Projects Agency . " March 26 , 1942 : a letter from Walter Rauff describes the need for special vans ( " Sonderwagen " ) in the Mauthausen concentration camp . Food was rationed so it was often difficult to get enough to feed the people in hiding who , naturally , had no ration coupons . When Otto Frank died in 1980 , he gave the diary to the Netherlands State Institute for War Documentation . " http://www.themercury.com/stories/article.4975.shtml June 20 , 2002 : Agency Is Under Scrutiny for Overlooked Messages .