Carrie Mason-Draffen; Robert E. Kessler (27 April 2006). “In Brief: NYSE LUNCHEON CLUB CLOSING”. Newsday (Long Island, NY). http://www.newsday.com/business/technology/in-brief-1.56934426 August 2012閲覧. "...due to stepped-up security and a steady erosion of customers since the 2001 terror attacks. The 108-year-old club, a members-only eatery on the seventh floor of the New York Stock Exchange, lost money for three years, even after staff and service cuts."