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He was recently awarded the National Book Award in Nonfiction in 1997 for American Sphinx : The Character of Thomas Jefferson . The bulb-on will be represented by the box being checked and the bulb-off will be represented by the box being unchecked . The mucus causes the foliage to wilt and yellow , creating ideal conditions for the spread of the fungus . The performance advantage of this style is made possible by ( 1 ) preemptive synchronization to avoid unnecessary copies of the data , ( 2 ) high-speed barrier synchronization , and ( 3 ) improved congestion control in the network . The script will work with most date formats familiar to archivists .