Eton College Chapel the 15th century after King Henry VI was deposed) became infested with deathwatch beetles. It was completed in three years and is made of concrete, faced with stone, supported by steel trusses, with hand-carved Clipsham stone for the stone ribs supporting each bay. Eton College Chapel is in frequent use, with at least one service a day during termtime, and many additional services which are in popular demand, ranging from Taizé to Roman Catholic Communion, to Compline. Almost every morning there is a compulsory service, attended by different 'Blocks' (school years) depending on the day, something which has been both
Eton College also a member of the G20 Schools Group, a collection of college preparatory boarding schools from around the world, including Turkey's Robert College, the United States' Phillips Academy and Phillips Exeter Academy, Australia's Scotch College, Melbourne Grammar School and Launceston Church Grammar School, Singapore's Raffles Institution, and Switzerland's International School of Geneva. Eton has fostered a relationship with the Roxbury Latin School, a traditional all-boys private school in Boston, US. Former Eton headmaster and provost Sir Eric Anderson shares a close friendship with Roxbury Latin Headmaster emeritus F. Washington Jarvis; Anderson has visited Roxbury Latin on numerous occasions, while Jarvis