/book.xml/1.2/Thu May 13 21:00:10 2004//
/ex1.xml/1.2/Thu May 13 21:00:10 2004//
/ex2.xml/1.2/Thu May 13 21:00:10 2004//
/extend_trap.xml/1.2/Thu May 13 21:00:10 2004//
/trap.xml/1.2/Thu May 13 21:00:10 2004//
