TY - BOOK AU - Stewart,Robert AU - Twist,Clint AU - Horton,Edward TI - Mysteries of history SN - 0792262328 U1 - 902 PY - 2003/// CY - Washington, D.C. PB - National Geographic Society KW - History KW - Miscellanea KW - Errors, inventions, etc N1 - Includes bibliographical references (p. [184]-185) and index N2 - Examines the evidence surrounding some of history's unsolved mysteries, from why the pyramids were built to whether or not there was a conspiracy to kill President John F. Kennedy ER -