After the price of oil quadrupled in 1973, Syria and other Arab states put pressure on Saudi Arabia to use its new wealth against Israel. Part of the Saudi government's response was to lead a campaign against support for Israel in the U.S. On their own, however, the Saudis lacked the connections and savvy to affect American-Israeli ties. To make up for this, the Saudi state recruited help. In "The American House of Saud" (Franklin Watts, 448 pages, $18.95), Steven Emerson, a journalist and former staff member of the Senate Foreign Relations Committee, chronicles anti-Israeli activities undertaken in recent years...