Abstract Pope Benedict XVI was head of the Roman Catholic Church from 7 May 2005 until his resignation effective 28 February 2013, the first pope to resign since the 15th century. Pope Benedict XVI visited the United States in 2008 and celebrated Mass at Yankee Stadium in New York City. The Collection on Pope Benedict XVI includes materials related to the life and papacy of Pope Benedict XVI. The collection consists of memorabilia from the Pope's visit to the United States in 2008, primarily through...