In the mid ’70s, then-Director of Central Intelligence George H. W. Bush was asked in a letter by the Houston, Texas chapter of the Knights of Columbus if he’d be willing to write a short article on the subject of the upcoming U.S. Bicentennial for their monthly newsletter. A copy of said newsletter was included, which is how the May 1976 edition of “The Challenger” - including its recipe for crabmeat au gratin - ended up classified as a national security secret for over 30 years.