Description provided with image: "Customs operation set up at Hughes West Terminal, Las Vegas, Nevada, in 1968. Las Vegas was designated as an International Port of Entry in 1972. At the time this operation was set up Scandinavian Airlines brought delegates from 128 foreign countries to Las Vegas for the American Mining Congress."
Description provided with image: "Temporary customs operation set up at Hughes Executive Terminal in Las Vegas In San Francisco by Scandinavian Airlines to process foreign passengers from 128 countries, here to attend the American Mining Congress. Las Vegas was designated an International Port of Entry in 1972.