Knapp, Ron

Describes the 1922 discovery of the treasure-laden tomb of Tutankhamen. Also discusses life in Egypt during the pharaoh's rule.

Examines the life and career of the Civil War general and Ohio politician who became the nineteenth president of the United States. Includes Internet links to Web sites, source documents, and photographs related to Rutherford B. Hayes.

Traces the life of the only president to be elected four times. Includes Internet links to Web sites, source documents, and photographs related to Franklin Delano Roosevelt.

Describes the life and career of the noted Houston Rockets basketball player, from his childhood to the present.

Examines animals that feed on blood, including mosquitoes, vampire bats, lice, leeches, lampreys, and fleas, and looks at their anatomy, behavior, and interactions with people.

Examines mummies, including the history of and how mummies are formed, and examples that have been dug up around the world, such as King Tut, Tollund Man, and the Ice Maiden.

A biography emphasizing the career of the star running back of the Detroit Lions football team.

Profiles the lives and careers of Muhammad Ali, Jack Dempsey, George Foreman, Joe Louis, Joe Frazier, Larry Holmes, Jack Johnson, Rocky Marciano, John L. Sullivan, and Mike Tyson.

A biography of one of the best hitters in major league baseball who became the game's highest-paid player in 1989.

Discusses the life and career of tennis player, Steffi Graf.